Patent Assignment
Reel/Frame 074197/0244
Assignment of Assignor's Interest
Recorded: 2026-01-05
Pages: 9
Assignor
FUJITSU LIMITED
Executed: 2025-12-28
Assignee
1FINITY INC.
1-1, KAMIKODANAKA 4-CHOME, NAKAHARA-KU, KAWASAKI-SHI, KANAGAWA, 211-8588, JAPAN
Covered Properties
(91)
Error Correction Circuit and Optical Transmission System
Digital Signal Processing Circuit and Signal Processing Device That Includes a Plurality of Digital Signal Processing Circuits
Optical Transmitter, Optical Modulator Module, and Optical Transmission System
Transmission Apparatus, Transmission System and Data Detection Method
Receiving Device and Phase-Error Compensation Method
Optical Transport Apparatus, Optical Demultiplexer, and Method of Controlling Optical Demultiplexing
Signal Processing Device and Signal Processing Method
Optical Network Device and Method for Monitoring Transmission Line
Optical Demultiplexer, Optical Transport Apparatus, and Method of Controlling Optical Demultiplexing
Optical Add-Drop Device
Transmission Line Monitoring Device and Transmission Line Monitoring Method
Packet Processing Device and Packet Processing Method
Transmission Device and Transmission Method
Patent:
11,303,483 →
Application:
17/369,733 →
Optical Communication Component, Optical Transmitter, and Control Method
Packet Relaying Apparatus and Packet Relaying Method
Transmission Reception Device and Distortion Compensation Method
Wireless Communication Apparatus and Wireless Communication Method
Optical Transmitter and Control Method for Optical Transmitter
Signal Processing Device and Inter-Beam Interference Suppression Method
Communication Apparatus and Communication Method
Optical Network Device and Method for Monitoring Transmission Line
Communication Control Apparatus and Communication Control Method
Optical Transmission and Reception System, Optical Transmitter, and Optical Receiver
Wireless Communication Apparatus and Beam Control Method
Semiconductor Device and Semiconductor Device Fabrication Method
Optical Transmitter, Communication Apparatus, and Method of Controlling Bias Voltage of Electro-Optic Modulator
Wireless Signal Processing Circuit and Wireless Device
Optical Receiver
Radio Communication Device and Distortion Compensation Method
Polarization Variation Monitoring System and Polarization Variation Monitoring Method
Connection Control Device, Communication System, and Connection Control Method
Package with Built-in Electronic Components and Electronic Device
Semiconductor Apparatus and Electronic Apparatus
High-Frequency Circuit Board and Antenna Module
Communication Control Apparatus and Communication Control Method
Wireless Communications System, Base Station, Mobile Station, and Processing Method
Transmission Method and Apparatus of Discovery Signal and Communication System
Methods and Apparatuses for Transmitting and Receiving Sidelink Information
Transmission Apparatus and Transmission System
Base Station Device, Terminal Device, Wireless Communication System, and Communication Method
Communication Apparatus and Method of V2X Services and Communication System
Communication Apparatus, Base Station Apparatus, and Communication System
Base Station Device, Relay Device, and Communication System
Methods and Devices for Transmitting and Receiving Random Access Response and Communication System
Resource Determination Method, Resource Scheduling Method and Apparatuses Thereof
Wireless Communication Apparatus for Beam Failure Recovery
Wireless Communication Method, Wireless Communication System, Wireless Terminal, and Wireless Base Station
Method and Apparatus for Transmitting Signal and Communication System
Random Access Method and Apparatus and Communication System
Random Access Method and Apparatus and Communication System
Method and Apparatus for Transmitting and Receiving Uplink Control Information
Terminal Device, Base Station Device, and Wireless Communication System
Signal Transmission, and Signal Reception Apparatuses
Method and Apparatus for Determining Transmission Parameter
Radio Link Monitoring Method and Apparatus and System in Sidelink
Methods and Apparatuses for Transmitting and Receiving Downlink Control Information and Communication System
Nonlinearity Compensation Circuit, and Optical Transceiver
Communication Apparatus, Wireless Communication System, and Transmission Rank Switching Method
Localization of an Anomaly in an Optical Transmission System
Wireless Communication Method and Device and Communication System
Uplink Transmission Method and Apparatus
Measurement Apparatus and Method for Nonlinear Damages in Optical Link
Wireless Communication Apparatus and Distortion Compensation Method
Optical Wavelength Multiplexing Transmission Device and Optical Wavelength Multiplexing Transmission Method
Uplink Transmission Method and Apparatus
Method and Apparatus for Indicating Measurement Purpose of Channel State Information and System
Random Access Method and Apparatus and Communication System
Signal Transmission Method and Apparatus and Communication System
Sidelink Transmission and Reception Methods and Apparatuses
Method and Apparatus for Transmitting a System Information Request and System
Wireless Communication Device and Wireless Communication System
Method and Apparatus for Indicating an Lbt Failure
Random Access Method and Device and Communication System
Device, System, and Method for Efficiently Determining Delimiting Position
Optical Receiver
Light Receiving Device and Light Receiving Method
Digital Coherent Receiver and Receiving Method
Digital Coherent Receiver and Digital Coherent Reception Method
Digital Coherent Receiver and Phase Control Method
Light Receiving Device and Light Receiving Method
Optical Transmitter, Control Method for the Same, and Optical Transmission System
Sampling Clock Synchronizing Apparatus, Digital Coherent Receiving Apparatus, and Sampling Clock Synchronizing Method
Signal Processing Circuit, Optical Receiver, Detector and Method for Compensating for Waveform Distortion
Optical Transmitter and Method for Controlling Bias for Optical Modulator
Optical Element, Light Transmitting Device, and Light Receiving Device
Frequency Error Estimating Apparatus and Method, Frequency Error Compensating Apparatus, and Optical Receiver
Frame Transmission Apparatus and Method for Checking Normality
Method and Device for Time-Synchronization in Ad Hoc Network
Optical Transmission Device and Optical Transmission System
Adaptive Equalizer, Adaptive Equalization Method and Receiver
Channel Equalization and Tracking Apparatus and Method and Receiver
Related Assignments
(21)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 31, 2017
From: GE, YI; NAKASHIMA, HISAO; HOSHIDA, TAKESHI
To: FUJITSU LIMITED
Reel/Frame 041576/0547 →
Assignment of Assignor's Interest
Apr 18, 2017
From: NAKASHIMA, HISAO; NOMURA, YOSHITAKA; OYAMA, TOMOFUMI; GE, YI
To: FUJITSU LIMITED
Reel/Frame 042278/0786 →
Assignment of Assignor's Interest
Aug 7, 2017
From: NAKAGAWA, GOJI; YOSHIDA, SETSUO
To: FUJITSU LIMITED
Reel/Frame 043220/0683 →
Assignment of Assignor's Interest
Aug 25, 2017
From: OYAMA, TOMOFUMI; HOSHIDA, TAKESHI; NAKASHIMA, HISAO
To: FUJITSU LIMITED
Reel/Frame 043405/0258 →
Assignment of Assignor's Interest
Jan 22, 2018
From: TANAKA, SHINSUKE; USUKI, TATSUYA; MORI, TOSHIHIKO
To: FUJITSU LIMITED; PHOTONICS ELECTRONICS TECHNOLOGY RESEARCH ASSOCIATION
Reel/Frame 044690/0212 →
Assignment of Assignor's Interest
Dec 20, 2018
From: OYAMA, TOMOFUMI; NAKASHIMA, HISAO
To: FUJITSU LIMITED
Reel/Frame 049143/0065 →
Assignment of Assignor's Interest
Jan 24, 2019
From: AKIYAMA, TOMOYUKI
To: FUJITSU LIMITED; PHOTONICS ELECTRONICS TECHNOLOGY RESEARCH ASSOCIATION
Reel/Frame 048119/0818 →
Assignment of Assignor's Interest
Mar 18, 2020
From: HIROTA, MASAKI
To: FUJITSU LIMITED
Reel/Frame 052186/0044 →
Assignment of Assignor's Interest
May 29, 2020
From: AKIYAMA, TOMOYUKI
To: FUJITSU LIMITED
Reel/Frame 052785/0685 →
Assignment of Assignor's Interest
May 29, 2020
From: AKIYAMA, TOMOYUKI
To: FUJITSU LIMITED; PHOTONICS ELECTRONICS TECHNOLOGY RESEARCH ASSOCIATION
Reel/Frame 052785/0668 →
Corrective Assignment to Correct the 2ND Receiving Party Added Previously Recorded at Reel: 52785 Frame: 685. Assignor(S) Hereby Confirms the Assignment.
Jun 11, 2020
From: AKIYAMA, TOMOYUKI
To: FUJITSU LIMITED; PHOTONICS ELECTRONICS TECHNOLOGY RESEARCH ASSOCIATION
Reel/Frame 052912/0360 →
Assignment of Assignor's Interest
Jul 24, 2020
From: TAJIMA, KAZUYUKI; TANIMURA, TAKAHITO; YOSHIDA, SETSUO; HOSHIDA, TAKESHI
To: FUJITSU LIMITED
Reel/Frame 053310/0293 →
Assignment of Assignor's Interest
Dec 1, 2020
From: HIROTA, MASAKI
To: FUJITSU LIMITED
Reel/Frame 054556/0167 →
Assignment of Assignor's Interest
Jan 21, 2021
From: YOSHIDA, SETSUO; TANIMURA, TAKAHITO
To: FUJITSU LIMITED
Reel/Frame 054977/0650 →
Assignment of Assignor's Interest
Feb 18, 2021
From: NOMURA, YOSHITAKA; NAKASHIMA, HISAO
To: FUJITSU LIMITED
Reel/Frame 055312/0396 →
Assignment of Assignor's Interest
Mar 10, 2021
From: AKIYAMA, TOMOYUKI; ODA, SHOICHIRO
To: FUJITSU LIMITED; PHOTONICS ELECTRONICS TECHNOLOGY RESEARCH ASSOCIATION
Reel/Frame 055549/0700 →
Assignment of Assignor's Interest
Jul 7, 2021
From: HUANG, GUOXIU; NAKASHIMA, HISAO
To: FUJITSU LIMITED
Reel/Frame 056781/0632 →
Assignment of Assignor's Interest
Sep 10, 2021
From: LOZHKIN, ALEXANDER NIKOLAEVICH; OTA, TOMOYA
To: FUJITSU LIMITED
Reel/Frame 057442/0679 →
Assignment of Assignor's Interest
Jul 26, 2022
From: PHOTONICS ELECTRONICS TECHNOLOGY RESEARCH ASSOCIATION
To: FUJITSU LIMITED
Reel/Frame 060625/0354 →
Assignment of Assignor's Interest
Jul 27, 2022
From: PHOTONICS ELECTRONICS TECHNOLOGY RESEARCH ASSOCIATION
To: FUJITSU LIMITED
Reel/Frame 060636/0013 →
Assignment of Assignor's Interest
Oct 14, 2022
From: PHOTONICS ELECTRONICS TECHNOLOGY RESEARCH ASSOCIATION
To: FUJITSU LIMITED
Reel/Frame 061424/0772 →