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Takashi KUBOTA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Light guide, virtual image optical system, and virtual image displa...
Patent number
11,885,997
Issue date
Jan 30, 2024
Ricoh Company, Ltd.
Shiori Ohsugi
G02 - OPTICS
Information
Patent Grant
Projection optical system and image projection device
Patent number
11,209,632
Issue date
Dec 28, 2021
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Optical system and image projection apparatus including an interfac...
Patent number
11,134,192
Issue date
Sep 28, 2021
Ricoh Company, Ltd.
Kohei Ushio
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection optical system and image projection device
Patent number
11,042,013
Issue date
Jun 22, 2021
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Patient management system and patient management server
Patent number
10,820,803
Issue date
Nov 3, 2020
Kabushiki Kaisha Topcon
Yasufumi Fukuma
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Virtual-image forming device and mobile object
Patent number
10,775,620
Issue date
Sep 15, 2020
Ricoh Company, Ltd.
Takahiro Nakayama
G02 - OPTICS
Information
Patent Grant
Image-forming lens, and imaging apparatus and information device us...
Patent number
10,746,963
Issue date
Aug 18, 2020
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Composite bump, method for forming composite bump, and substrate
Patent number
10,629,556
Issue date
Apr 21, 2020
Fujitsu Limited
Takashi Kubota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical module
Patent number
10,586,770
Issue date
Mar 10, 2020
Fujitsu Limited
Takayoshi Matsumura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Projection zoom lens and projector
Patent number
10,488,636
Issue date
Nov 26, 2019
Ricoh Company, Ltd.
Takashi Kubota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection zoom lens
Patent number
10,451,857
Issue date
Oct 22, 2019
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Optical module
Patent number
10,444,450
Issue date
Oct 15, 2019
Fujitsu Limited
Takayoshi Matsumura
G02 - OPTICS
Information
Patent Grant
Light guide, virtual image display device, and light guide unit
Patent number
10,241,333
Issue date
Mar 26, 2019
Ricoh Company, Ltd.
Naoki Nakamura
G02 - OPTICS
Information
Patent Grant
Image display device
Patent number
10,234,662
Issue date
Mar 19, 2019
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Light guide, virtual image optical system, and virtual image displa...
Patent number
10,088,620
Issue date
Oct 2, 2018
Ricoh Company, Ltd.
Shiori Ohsugi
G02 - OPTICS
Information
Patent Grant
Projection zoom lens
Patent number
9,989,743
Issue date
Jun 5, 2018
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Display control device, input operation device, and air traffic con...
Patent number
9,972,280
Issue date
May 15, 2018
Mitsubishi Heavy Industries, Ltd.
Takashi Kubota
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image-forming lens, and imaging apparatus and information device us...
Patent number
9,952,408
Issue date
Apr 24, 2018
Ricoh Company, Ltd.
Kazuyasu Ohashi
G02 - OPTICS
Information
Patent Grant
Ultrasound probe
Patent number
9,943,881
Issue date
Apr 17, 2018
Toshiba Medical Systems Corporation
Kengo Okada
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Grant
Curable composition for electronic component and connection structure
Patent number
9,928,934
Issue date
Mar 27, 2018
Sekisui Chemical Co., Ltd.
Hideaki Ishizawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lens for projection, and image display device
Patent number
9,864,175
Issue date
Jan 9, 2018
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Portable information terminal using near field communication
Patent number
9,832,718
Issue date
Nov 28, 2017
Nintendo Co., Ltd.
Masatoshi Yamazaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor device mounting method
Patent number
9,793,221
Issue date
Oct 17, 2017
Fujitsu Limited
Hidehiko Kira
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Projection lens and image display device
Patent number
9,746,652
Issue date
Aug 29, 2017
Ricoh Company, Ltd.
Takashi Kubota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical module, method for manufacturing optical module, and optica...
Patent number
9,719,848
Issue date
Aug 1, 2017
Fujitsu Limited
Norio Kainuma
G02 - OPTICS
Information
Patent Grant
Projection zoom lens and projector
Patent number
9,703,081
Issue date
Jul 11, 2017
Ricoh Company, Ltd.
Takashi Kubota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image display device
Patent number
9,664,883
Issue date
May 30, 2017
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Projection zoom lens
Patent number
9,638,903
Issue date
May 2, 2017
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Information
Patent Grant
Method of mounting semiconductor element, and semiconductor device
Patent number
9,615,464
Issue date
Apr 4, 2017
Fujitsu Limited
Takashi Kubota
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Image-forming lens, and camera device and portable information term...
Patent number
9,606,324
Issue date
Mar 28, 2017
Ricoh Company, Ltd.
Takashi Kubota
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
NEGATIVE ELECTRODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY, METH...
Publication number
20240120482
Publication date
Apr 11, 2024
Takashi KUBOTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEGATIVE ELECTRODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY, NEGA...
Publication number
20240105940
Publication date
Mar 28, 2024
Resonac Corporation
Hiroo ONUMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NEGATIVE ELECTRODE FOR ALL-SOLID-STATE BATTERY, ALL-SOLID-STATE BAT...
Publication number
20240055602
Publication date
Feb 15, 2024
Resonac Corporation
Kento HOSHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MANUFACTURING ANODE MATERIAL FOR LITHIUM-ION SECONDARY BA...
Publication number
20230246162
Publication date
Aug 3, 2023
Showa Denko Materials Co., Ltd.
Yoshiyuki MATSUMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IMAGE DISPLAY DEVICE, SYSTEM AND METHOD
Publication number
20220415244
Publication date
Dec 29, 2022
Atmoph Inc.
Kyohi KANG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METH...
Publication number
20220085370
Publication date
Mar 17, 2022
Showa Denko Materials Co., Ltd.
Kento HOSHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL MODULE
Publication number
20210191048
Publication date
Jun 24, 2021
Fujitsu Limited
Takayoshi Matsumura
G02 - OPTICS
Information
Patent Application
NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, PROD...
Publication number
20210083288
Publication date
Mar 18, 2021
Hitachi Chemical Company, Ltd.
Hideyuki TSUCHIYA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTION DEVICE
Publication number
20200249448
Publication date
Aug 6, 2020
Takashi KUBOTA
G02 - OPTICS
Information
Patent Application
OPTICAL SYSTEM, IMAGE PROJECTION APPARATUS, AND MOBILE OBJECT
Publication number
20200137303
Publication date
Apr 30, 2020
Ricoh Company, Ltd.
Kohei USHIO
G02 - OPTICS
Information
Patent Application
CONDUCTIVE MATERIAL, AND CONNECTION STRUCTURE
Publication number
20200013520
Publication date
Jan 9, 2020
Sekisui Chemical Co., Ltd.
Takashi Kubota
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BOARD MODULE AND METHOD OF MANUFACTURING BOARD MODULE
Publication number
20190274216
Publication date
Sep 5, 2019
Fujitsu Limited
TAKASHI KUBOTA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
OPTICAL MODULE
Publication number
20190157207
Publication date
May 23, 2019
Fujitsu Limited
Takayoshi Matsumura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT GUIDE, VIRTUAL IMAGE OPTICAL SYSTEM, AND VIRTUAL IMAGE DISPLA...
Publication number
20190004235
Publication date
Jan 3, 2019
Shiori OHSUGI
G02 - OPTICS
Information
Patent Application
OPTICAL MODULE
Publication number
20180341075
Publication date
Nov 29, 2018
Fujitsu Limited
Takayoshi Matsumura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
VIRTUAL-IMAGE FORMING DEVICE AND MOBILE OBJECT
Publication number
20180335624
Publication date
Nov 22, 2018
RICOH COMPANY, LTD.
Takahiro Nakayama
G02 - OPTICS
Information
Patent Application
COMPOSITE BUMP, METHOD FOR FORMING COMPOSITE BUMP, AND SUBSTRATE
Publication number
20180337156
Publication date
Nov 22, 2018
Fujitsu Limited
TAKASHI KUBOTA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PROJECTION OPTICAL SYSTEM AND IMAGE PROJECTION DEVICE
Publication number
20180299653
Publication date
Oct 18, 2018
Takashi KUBOTA
G02 - OPTICS
Information
Patent Application
OPTICAL MODULE
Publication number
20180217343
Publication date
Aug 2, 2018
Fujitsu Limited
Takayoshi Matsumura
G02 - OPTICS
Information
Patent Application
IMAGE-FORMING LENS, AND IMAGING APPARATUS AND INFORMATION DEVICE US...
Publication number
20180196236
Publication date
Jul 12, 2018
Kazuyasu OHASHI
G02 - OPTICS
Information
Patent Application
PROJECTION ZOOM LENS AND PROJECTOR
Publication number
20170242226
Publication date
Aug 24, 2017
Takashi KUBOTA
G02 - OPTICS
Information
Patent Application
IMAGE DISPLAY DEVICE
Publication number
20170219806
Publication date
Aug 3, 2017
Takashi KUBOTA
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE, VIRTUAL IMAGE DISPLAY DEVICE, AND LIGHT GUIDE UNIT
Publication number
20170192239
Publication date
Jul 6, 2017
Naoki NAKAMURA
G02 - OPTICS
Information
Patent Application
SEMICONDUCTOR DEVICE, METHOD OF MANUFACTURING SAME, AND ELECTRONIC...
Publication number
20170186719
Publication date
Jun 29, 2017
Fujitsu Limited
Hidehiko Kira
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PROJECTION ZOOM LENS
Publication number
20170176729
Publication date
Jun 22, 2017
Takashi KUBOTA
G02 - OPTICS
Information
Patent Application
LIGHT GUIDE, VIRTUAL IMAGE OPTICAL SYSTEM, AND VIRTUAL IMAGE DISPLA...
Publication number
20170090094
Publication date
Mar 30, 2017
Shiori OHSUGI
G02 - OPTICS
Information
Patent Application
PROJECTION LENS AND IMAGE DISPLAY DEVICE
Publication number
20160363745
Publication date
Dec 15, 2016
Takashi KUBOTA
G02 - OPTICS
Information
Patent Application
ULTRASONIC PROBE AND ULTRASONIC DIAGNOSTIC APPARATUS
Publication number
20160338675
Publication date
Nov 24, 2016
TOSHIBA MEDICAL SYSTEMS CORPORATION
Takashi KUBOTA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SEMICONDUCTOR DEVICE MOUNTING METHOD
Publication number
20160284566
Publication date
Sep 29, 2016
Fujitsu Limited
Hidehiko Kira
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PATIENT MANAGEMENT SYSTEM AND PATIENT MANAGEMENT SERVER
Publication number
20160183796
Publication date
Jun 30, 2016
Kabushiki Kaisha TOPCON
Yasufumi FUKUMA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE