Inventor

Kouji Yamamoto

Inventor

Sakai, JP

Overview

63→

Patents

1987–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 63 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Bprimary

G03BApparatus or arrangements for taking photographs or for projecting or viewing them11%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems9%

H05KPrinted circuits8%

H04NPictorial communication, e.g. television5%

G02BOptical elements, systems or apparatus3%

G06FElectric digital data processing3%

H04WWireless communication networks3%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications3%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests3%

F25DRefrigerators2%

PatentTitleYear

10,962,884Treatment liquid and pattern forming method2021 10,924,834Display device with transverse planar microphone arrays2021 10,785,415Display control device and display control method2020 10,178,299Control device and control method2019 10,158,808Zoom control device, zoom control method, and program2018 10,148,894Image processing device, image processing method, and program2018 10,098,366Indoor air conditioning device and container freezer device comprising same2018 10,033,290Power conversion device2018 9,789,637'Electronic device and method for manufacturing the same'2017 9,755,535'Three phase to single phase power conversion device with reduced wiring between condensers and switches'2017 9,641,092'Power converter'2017 9,614,454'Power conversion device with reduced wiring distance'2017 9,490,721'Power conversion device'2016 9,425,701'Power conversion device'2016 9,369,055'Power converter'2016 9,369,056'Power converter'2016 9,203,325'Power conversion device'2015 9,197,137'Power conversion device'2015 9,190,922'Power conversion device'2015 9,078,213'Mobile communication terminal apparatus, method of controlling power consumption of mobile communication terminal apparatus, and recording medium'2015 8,630,887'Business process flowchart editing program and business process flowchart editing method'2014 8,155,690'Transmission power target value variable control apparatus and method and mobile communication terminal'2012 8,106,486'Electronic apparatus with an electrical conductor in the form of a liquid and an electrical insulator with a light-curing property'2012 8,094,213'Image processing apparatus, image processing method, and program in which an original image is modified with respect to a desired reference point set on a screen'2012 8,094,230'Image processing apparatus, image processing method, and program'2012 8,066,315'All terrain vehicle'2011 7,931,106'All terrain vehicle'2011 7,919,735'High-frequency heating device'2011 7,899,482'Transmission power target value variable control apparatus and method and mobile communication terminal'2011 7,687,137'Insulating substrate and manufacturing method therefor, and multilayer wiring board and manufacturing method therefor'2010 7,605,101'Laminate, ceramic substrate and method for making the ceramic substrate'2009 7,533,199'Automatic transaction apparatus, automatic transaction control method, and control program thereof'2009 7,308,677'Program generating apparatus, program generating method and program generator'2007 6,979,146'Road surface sensor and monitoring control method for road surface'2005 6,851,081'Semiconductor memory device having ECC type error recovery circuit'2005 6,764,229'Method and apparatus for optical fiber splicing'2004 6,195,942'Refrigerator door'2001 5,991,642'Mobile communication system having a control station which selects speech coding schemes for a mobile station'1999 5,659,829'Film rewinding mechanism that fully retracts the film or leaves it partially extended'1997 5,613,031'Hermetically sealed optical fiber insert structure'1997 5,588,079'Optical connector'1996 5,579,269'Semiconductor memory device having redundancy serial access memory portion'1996 5,555,622'Method of manufacturing a heat transfer small size tube'1996 5,520,453'Heat insulating door wall structure'1996 5,513,211'Radio communication system with controlled voice code switching'1996 5,499,216'Semiconductor memory device selectively operating divided memory blocks'1996 5,432,117'Method of producing semiconductor device'1995 5,349,430'Radar apparatus for a vehicle'1994 5,235,378'Electronic circuit for a camera having means for suspending operation of the microcomputer program after the start of the electronic flash voltage boosting operation'1993 4,990,944'Camera including a lens cover'1991 4,975,721'Electronic circuitry for photographic camera'1990 4,967,217'Camera system'1990 4,959,679'Camera system'1990 4,956,656'Control device for use in a camera having a consecutive picture taking mode and a single picture taking mode'1990 4,857,946'Film winding-up system for photographic camera'1989 4,849,779'Moving driving device of camera'1989 4,841,318'Camera system with mode selecting device'1989 4,816,862'Power supply system for memory unit of camera'1989 4,814,813'Camera with a flash device'1989 4,760,414'Electronic circuitry for photographic camera'1988 4,744,219'Master cylinder'1988 4,662,736'Power supply system for memory unit of camera'1987 4,640,184'Mounting structure for a roof duct'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1997Patents assigned to MINOLTA CAMERA KK (14)· patent assignee history

1987–1997Based in Sakai, JP· patent location history

1994–2021Based in Shizuoka, JP· patent location history

1996–2015Based in Tokyo, JP· patent location history

2011–2018Patents assigned to YAMAMOTO KOUJI (16)· patent assignee history

2012–2020Based in Kanagawa, JP· patent location history

2015–2018Patents assigned to NISSAN MOTOR (11)· patent assignee history

2015–2018Patents assigned to ITOH JUNICHI (9)· patent assignee history

2015–2018Patents assigned to NAKAMURA TAKAMASA (9)· patent assignee history

2015–2018Based in Chigasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
YAMAMOTO KOUJIself	16	2011–2018
MINOLTA CAMERA KK	14	1987–1997
NISSAN MOTOR	11	2015–2018
ITOH JUNICHI	9	2015–2018
NAKAMURA TAKAMASA	9	2015–2018

Locations

Location	Patents	Span
Sakai, JP	13	1987–1997
Chigasaki, JP	11	2015–2018
Tokyo, JP	8	1996–2015
Kanagawa, JP	6	2012–2020
Shizuoka, JP	4	1994–2021