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Ryan Pearman
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San Jose, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and system for determining a charged particle beam exposure...
Patent number
12,243,712
Issue date
Mar 4, 2025
D2S, Inc.
Akira Fujimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and system of reducing charged particle beam write time
Patent number
11,886,166
Issue date
Jan 30, 2024
D2S, Inc.
Akira Fujimura
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method and system for determining a charged particle beam exposure...
Patent number
11,756,765
Issue date
Sep 12, 2023
D2S, Inc.
Akira Fujimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and system of reducing charged particle beam write time
Patent number
11,604,451
Issue date
Mar 14, 2023
D2S, Inc.
Akira Fujimura
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method and system of reducing charged particle beam write time
Patent number
11,592,802
Issue date
Feb 28, 2023
D2S, Inc.
Akira Fujimura
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method and system for determining a charged particle beam exposure...
Patent number
11,062,878
Issue date
Jul 13, 2021
D2S, Inc.
Akira Fujimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and system of reducing charged particle beam write time
Patent number
10,884,395
Issue date
Jan 5, 2021
D2S, Inc.
Akira Fujimura
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method and system for determining a charged particle beam exposure...
Patent number
10,748,744
Issue date
Aug 18, 2020
D2S, Inc.
Akira Fujimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Shaped beam lithography including temperature effects
Patent number
10,460,071
Issue date
Oct 29, 2019
D2S, Inc.
Akira Fujimura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and system for improving critical dimension uniformity using...
Patent number
9,104,109
Issue date
Aug 11, 2015
D2S, Inc.
Akira Fujimura
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Lithography mask having sub-resolution phased assist features
Patent number
9,046,761
Issue date
Jun 2, 2015
Intel Corporation
Shem O. Ogadhoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and system for critical dimension uniformity using charged p...
Patent number
9,038,003
Issue date
May 19, 2015
D2S, Inc.
Ryan Pearman
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND SYSTEM FOR DETERMINING A CHARGED PARTICLE BEAM EXPOSURE...
Publication number
20230386784
Publication date
Nov 30, 2023
D2S, INC.
Akira Fujimura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
METHOD AND SYSTEM OF REDUCING CHARGED PARTICLE BEAM WRITE TIME
Publication number
20230205177
Publication date
Jun 29, 2023
D2S, INC.
Akira Fujimura
G05 - CONTROLLING REGULATING
Information
Patent Application
METHOD AND SYSTEM FOR DETERMINING A CHARGED PARTICLE BEAM EXPOSURE...
Publication number
20230124768
Publication date
Apr 20, 2023
D2S, INC.
Akira Fujimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND SYSTEM FOR DETERMINING A CHARGED PARTICLE BEAM EXPOSURE...
Publication number
20210313143
Publication date
Oct 7, 2021
D2S, INC.
Akira Fujimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND SYSTEM OF REDUCING CHARGED PARTICLE BEAM WRITE TIME
Publication number
20210208569
Publication date
Jul 8, 2021
D2S, INC.
Akira Fujimura
G05 - CONTROLLING REGULATING
Information
Patent Application
METHOD AND SYSTEM OF REDUCING CHARGED PARTICLE BEAM WRITE TIME
Publication number
20210116884
Publication date
Apr 22, 2021
D2S, INC.
Akira Fujimura
G05 - CONTROLLING REGULATING
Information
Patent Application
METHOD AND SYSTEM FOR DETERMINING A CHARGED PARTICLE BEAM EXPOSURE...
Publication number
20200373122
Publication date
Nov 26, 2020
D2S, INC.
Akira Fujimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND SYSTEM OF REDUCING CHARGED PARTICLE BEAM WRITE TIME
Publication number
20200201286
Publication date
Jun 25, 2020
D2S, INC.
Akira Fujimura
G05 - CONTROLLING REGULATING
Information
Patent Application
METHOD AND SYSTEM FOR FORMING PATTERNS USING SHAPED BEAM LITHOGRAPH...
Publication number
20170124247
Publication date
May 4, 2017
D2S, INC.
Akira Fujimura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND SYSTEM FOR IMPROVING CRITICAL DIMENSION UNIFORMITY USING...
Publication number
20140127628
Publication date
May 8, 2014
D2S, INC.
Akira Fujimura
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD AND SYSTEM FOR CRITICAL DIMENSION UNIFORMITY USING CHARGED P...
Publication number
20130283216
Publication date
Oct 24, 2013
D2S, INC.
Ryan Pearman
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LITHOGRAPHY MASK HAVING SUB-RESOLUTION PHASED ASSIST FEATURES
Publication number
20130216941
Publication date
Aug 22, 2013
Shem O. Ogadhoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY