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Susumu Momma
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light guide member and display device
Patent number
12,265,225
Issue date
Apr 1, 2025
Ricoh Company, Ltd.
Naoki Nakamura
G02 - OPTICS
Information
Patent Grant
Propagation optical system and virtual image display device
Patent number
12,181,673
Issue date
Dec 31, 2024
Ricoh Company, Ltd.
Yoshifumi Sudoh
G02 - OPTICS
Information
Patent Grant
Virtual image display device
Patent number
12,099,207
Issue date
Sep 24, 2024
Ricoh Company, Ltd.
Naoki Nakamura
G02 - OPTICS
Information
Patent Grant
Head-mounted display device with adjuster
Patent number
11,656,461
Issue date
May 23, 2023
Ricoh Company, Ltd.
Aino Hasegawa
G02 - OPTICS
Information
Patent Grant
Fixing device and image forming apparatus
Patent number
9,459,567
Issue date
Oct 4, 2016
Ricoh Company, Ltd.
Susumu Momma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method
Patent number
9,442,438
Issue date
Sep 13, 2016
Ricoh Company, Ltd.
Koji Masuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reflective optical sensor, image forming apparatus, and surface inf...
Patent number
9,431,445
Issue date
Aug 30, 2016
Ricoh Company, Ltd.
Susumu Momma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reflection type optical sensor and image generation apparatus
Patent number
9,329,134
Issue date
May 3, 2016
Ricoh Company, Ltd.
Hidemasa Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Image forming apparatus
Patent number
9,316,963
Issue date
Apr 19, 2016
Ricoh Company, Limited
Koji Masuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing apparatus and image-forming apparatus
Patent number
9,207,590
Issue date
Dec 8, 2015
Ricoh Company, Ltd.
Susumu Momma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and image forming method
Patent number
9,128,441
Issue date
Sep 8, 2015
Ricoh Company, Limited
Koji Masuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reflection type optical sensor and image generation apparatus
Patent number
9,116,130
Issue date
Aug 25, 2015
Ricoh Company, Ltd.
Hidemasa Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Image forming apparatus, sensing method, and recording medium
Patent number
9,052,668
Issue date
Jun 9, 2015
Ricoh Company, Limited
Koji Masuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reflection type optical sensor and image generation apparatus
Patent number
8,988,675
Issue date
Mar 24, 2015
Ricoh Company, Ltd.
Hidemasa Suzuki
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
LIGHT GUIDE MEMBER AND DISPLAY DEVICE
Publication number
20230280592
Publication date
Sep 7, 2023
Naoki NAKAMURA
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE AND VIRTUAL IMAGE DISPLAY DEVICE
Publication number
20230039870
Publication date
Feb 9, 2023
Susumu MOMMA
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE AND VIRTUAL-IMAGE DISPLAY DEVICE
Publication number
20230003931
Publication date
Jan 5, 2023
Naoki NAKAMURA
G02 - OPTICS
Information
Patent Application
LENS UNIT, OPTICAL SYSTEM, AND ELECTRONIC APPARATUS
Publication number
20220252838
Publication date
Aug 11, 2022
Yoshifumi SUDOH
G02 - OPTICS
Information
Patent Application
VIRTUAL IMAGE DISPLAY DEVICE
Publication number
20220057640
Publication date
Feb 24, 2022
Naoki NAKAMURA
G02 - OPTICS
Information
Patent Application
PROPAGATION OPTICAL SYSTEM AND VIRTUAL IMAGE DISPLAY DEVICE
Publication number
20220026716
Publication date
Jan 27, 2022
Ricoh Company, Ltd.
Yoshifumi SUDOH
G02 - OPTICS
Information
Patent Application
HEAD-MOUNTED DISPLAY DEVICE
Publication number
20210165221
Publication date
Jun 3, 2021
Aino HASEGAWA
G02 - OPTICS
Information
Patent Application
REFLECTIVE OPTICAL SENSOR, IMAGE FORMING APPARATUS, AND SURFACE INF...
Publication number
20160033914
Publication date
Feb 4, 2016
Susumu MOMMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20150331374
Publication date
Nov 19, 2015
Koji MASUDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FIXING APPARATUS AND IMAGE-FORMING APPARATUS
Publication number
20150212465
Publication date
Jul 30, 2015
Susumu Momma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REFLECTION TYPE OPTICAL SENSOR AND IMAGE GENERATION APPARATUS
Publication number
20150168310
Publication date
Jun 18, 2015
Hidemasa SUZUKI
G01 - MEASURING TESTING
Information
Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20150078767
Publication date
Mar 19, 2015
Susumu Momma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20150063844
Publication date
Mar 5, 2015
Koji MASUDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, SENSING METHOD, AND RECORDING MEDIUM
Publication number
20140219670
Publication date
Aug 7, 2014
Koji MASUDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REFLECTION TYPE OPTICAL SENSOR AND IMAGE GENERATION APPARATUS
Publication number
20140071443
Publication date
Mar 13, 2014
Hidemasa SUZUKI
G01 - MEASURING TESTING
Information
Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
Publication number
20130308966
Publication date
Nov 21, 2013
Koji MASUDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY