Patent Assignment
Reel/Frame 070519/0972
Assignment of Assignor's Interest
Recorded: 2025-03-14
Pages: 12
Assignor
CADENCE DESIGN SYSTEMS, INC.
Executed: 2025-03-04
Assignee
SILVACO, INC.
4701 PATRICK HENRY DR., BUILDING 23, SANTA CLARA, CALIFORNIA, 95054
Covered Properties
(29)
System and Method for Reducing Patterning Variability in Integrated Circuit Manufacturing Through Mask Layout Corrections
Patent:
7,318,214 →
Application:
10/841,079 →
Correcting Design Data for Manufacture
Method of Characterizing Flare
Method and System for Designing Manufacturable Patterns That Account for the Pattern- and Position-Dependent Nature of Patterning Processes
Method for Correcting Position-Dependent Distortions in Patterning of Integrated Circuits
Frequency Division Multiplexing (Fdm) Lithography
Method and System for Semiconductor Design Hierarchy Analysis and Transformation
Method and System for Managing Design Corrections for Optical and Process Effects Based on Feature Tolerances
Method and System for Reticle-Wide Hierarchy Management for Representational and Computational Reuse in Integrated Circuit Layout Design
Modeling Resolution Enhancement Processes in Integrated Circuit Fabrication
Apparatus and Method for Segmenting Edges for Optical Proximity Correction
Method and Apparatus of Model-Based Photomask Synthesis
Apparatus and Method for Breaking Up and Merging Polygons
Method of Eliminating a Lithography Operation
Method for Double Patterning Lithography
Patent:
7,913,197 →
Application:
12/035,413 →
System and Method for Modifying a Data Set of a Photomask
System and Method for Model Based Multi-Patterning Optimization
Method of Eliminating a Lithography Operation
Patent:
8,716,135 →
Application:
12/264,139 →
Method for Self-Aligned Doubled Patterning Lithography
Patent:
7,856,613 →
Application:
12/264,853 →
System and Method for Calibrating a Lithography Model
Patent:
8,279,409 →
Application:
12/536,425 →
Method, System, and Program Product for Routing an Integrated Circuit to Be Manufactured by Doubled Patterning
Method, System, and Program Product for Routing an Integrated Circuit to Be Manufactured by Sidewall-Image Transfer
Method and System for Semiconductor Design Hierarchy Analysis and Transformation
Method for Self-Aligned Doubled Patterning Lithography
Patent:
8,679,981 →
Application:
12/943,808 →
Frequency Division Multiplexing (Fdm) Lithography
Method of Eliminating a Lithography Operation
Patent:
8,656,321 →
Application:
13/183,749 →
System and Method for Model Based Multi-Patterning Optimization
System and Method for Modifying a Data Set of a Photomask
Full-Chip Hierarchical Inverse Lithography
Patent:
10,310,372 →
Application:
15/444,118 →
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
May 7, 2004
From: PRASAD, ROY V.; HORNG, CHI-SONG; RAMANUJAM, RAM S.
To: INVARIUM, INC.
Reel/Frame 015319/0510 →
Assignment of Assignor's Interest
Jun 4, 2004
From: SEZGINER, ABDURRAHMAN
To: INVARIUM, INC.
Reel/Frame 015440/0623 →
Assignment of Assignor's Interest
Jun 23, 2004
From: WU, BO; SEZGINER, ABDURRAHMAN
To: INVARIUM, INC.
Reel/Frame 014769/0443 →
Assignment of Assignor's Interest
Jun 23, 2004
From: KAMAT, VISHNU G.
To: INVARIUM, INC.
Reel/Frame 014769/0440 →
Assignment of Assignor's Interest
Sep 1, 2004
From: JOSHI, DEVENDRA; SEZGINER, ABDURRAHMAN; ZACH, FRANZ X.
To: INVARIUM, INC.
Reel/Frame 015769/0343 →
Assignment of Assignor's Interest
Sep 24, 2004
From: WANG, YAO-TING
To: CLEAR SHAPE TECHNOLOGIES, INC.
Reel/Frame 015836/0804 →
Assignment of Assignor's Interest
Sep 30, 2004
From: KAMAT, VISHNU GOVIND
To: INVARIUM, INC.
Reel/Frame 015867/0400 →
Assignment of Assignor's Interest
Sep 30, 2004
From: KAMAT, VISHNU GOVIND
To: INVARIUM, INC.
Reel/Frame 015859/0771 →
Assignment of Assignor's Interest
Dec 23, 2004
From: HORNG, CHI-SONG; JOSHI, DEVENDRA; LIU, ANWEI
To: INVARIUM, INC.
Reel/Frame 016125/0776 →
Assignment of Assignor's Interest
Nov 25, 2005
From: SEZGINER, ABDURRAHMAN; YENIKAYA, BAYRAM; HUANG, HSU-TIRG
To: INVARIUM, INC.
Reel/Frame 017256/0368 →
Assignment of Assignor's Interest
Dec 16, 2005
From: TSAI, CHI-MING; MAN, LAI-CHEE; WANG, YAO-TING; CHANG, FANG-CHENG
To: CLEAR SHAPE TECHNOLOGIES, INC.
Reel/Frame 017127/0316 →
Assignment of Assignor's Interest
Oct 16, 2006
From: SEZGINER, ABDURRAHMAN
To: INVARIUM, INC.
Reel/Frame 018396/0437 →
Assignment of Assignor's Interest
Oct 16, 2006
From: SEZGINER, ABDURRAHMAN; PRASAD, ROY
To: INVARIUM, INC.
Reel/Frame 018396/0430 →
Assignment of Assignor's Interest
Dec 7, 2007
From: WELING, MILIND; SEZGINER, ABDURRAHMAN
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 020214/0713 →
Assignment of Assignor's Interest
Jun 10, 2008
From: PRAMANIK, DIPANKAR; KRUGER, MICHIEL VICTOR PAUL; PRASAD, ROY V.; SEZGINER, ABDURRAHMAN
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021071/0922 →
Assignment of Assignor's Interest
Jun 19, 2008
From: INVARIUM, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021123/0342 →
Assignment of Assignor's Interest
Jun 19, 2008
From: INVARIUM, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021122/0141 →
Assignment of Assignor's Interest
Jun 19, 2008
From: INVARIUM, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021122/0370 →
Assignment of Assignor's Interest
Jun 19, 2008
From: INVARIUM, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021122/0394 →
Assignment of Assignor's Interest
Jun 19, 2008
From: INVARIUM, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021122/0434 →
Assignment of Assignor's Interest
Jun 19, 2008
From: INVARIUM, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021122/0462 →
Assignment of Assignor's Interest
Jun 19, 2008
From: INVARIUM, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021122/0529 →
Assignment of Assignor's Interest
Jun 19, 2008
From: INVARIUM, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021122/0542 →
Assignment of Assignor's Interest
Jun 19, 2008
From: INVARIUM, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021122/0763 →
Assignment of Assignor's Interest
Jun 19, 2008
From: CLEAR SHAPE TECHNOLOGIES, INC.
To: CADENCE DESIGN SYSTEMS, INC.
Reel/Frame 021123/0081 →