IP Library › Assignment 012286/0113
Patent Assignment
Reel/Frame 012286/0113

Assignment of Assignor's Interest

Recorded: 2001-10-16 Pages: 4
Assignors
SARAYAMA, SEIJI
Executed: 2001-10-09
SHIMADA, MASAHIKO
Executed: 2001-10-09
YAMANE, HISANORI
Executed: 2001-10-09
AOKI, MASATO
Executed: 2001-10-09
Assignee
RICOH COMPANY, LTD.
3-6, 1-CHOME NAKAMAGOME, OHTA-KU, TOKYO 143-8555, JAPAN
Covered Property (1)
Crystal Growth Method, Crystal Growth Apparatus, Group-Iii Nitride Crystal and Group-Iii Nitride Semiconductor Device
Patent: 6,780,239 →
Application: 09/981,848 →
Publication: US 2002/0046695
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 21, 2019
From: RICOH COMPANY, LTD.
To: SCIOCS COMPANY LIMITED
Reel/Frame 048392/0098 →
Assignment of Assignor's Interest Aug 20, 2020
From: SCIOCS COMPANY LIMITED
To: SUMITOMO CHEMICAL COMPANY, LIMITED; SCIOCS COMPANY LIMITED
Reel/Frame 053550/0309 →