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Inventor

Etsuo Yamamoto

Inventor
Osaka, JP

Overview

39→
Patents
1976–2020
Patent span
Physics
Primary field (CPC G)

Patents· 39 as inventor

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

G09Gprimary
G09GArrangements or circuits for control of indicating devices using static means to present variable information28%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein10%
G11CStatic stores8%
H03KPulse technique8%
Y10TTechnical subjects covered by former us classification5%
B02CCrushing, pulverising, or disintegrating in general4%
H10DInorganic electric semiconductor devices4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
B41JTypewriters3%
E05BLocks3%
PatentTitleYear
10,563,624Exhaust gas heat exchanger having stacked flat tubes202010,241,369Display device201910,228,595Display device with layered wiring structure for external connection20199,711,104'Display device and electrical apparatus'20179,390,813'Shift register including unit circuits connected in multistage manner, and display device'20169,218,775'Display driving circuit, display device, and display driving method'20159,076,756'Semiconductor device, semiconductor device unit, active matrix substrate, liquid crystal panel, and liquid crystal display'20159,030,237'Transistor circuit, flip-flop, signal processing circuit, driver circuit, and display device'20159,024,681'Signal processing circuit, inverter circuit, buffer circuit, driver circuit, level shifter, and display device'20158,933,918'Display driving circuit, display device and display driving method'20158,923,473'Signal processing circuit, driver circuit, and display device'20148,923,472'Flip flop, shift register, driver circuit, and display device'20148,896,511'Display apparatus and display apparatus driving method'20148,797,310'Display driving circuit, device and method for polarity inversion using retention capacitor lines'20148,779,809'Signal processing circuit, inverter circuit, buffer circuit, level shifter, flip-flop, driver circuit, and display device'20148,780,017'Display driving circuit, display device and display driving method'20148,736,534'Active matrix liquid crystal display device and method of driving the same'20148,675,811'Semiconductor device and display device'20148,497,834'Signal output circuit, shift register, output signal generating method, display device driving circuit, and display device'20138,439,998'Manufacturing method of metal product and metal product'20138,427,206'Buffer and display device'20138,398,007'Jet mill'20138,344,988'Signal output circuit, shift register, output signal generating method, display device driving circuit, and display device'20138,061,636'Jet mill'20117,850,105'Jet mill'20107,701,426'Display device and method of driving the same'20107,537,249'Latch device and device for controlling opening/closing of door'20097,505,020'Display device driving circuit, display device, and driving method of the display device'20097,434,853'Door latch apparatus'20086,368,729'Tungsten film, method of manufacturing the same, and thin-film heater'20026,306,562'Ink jet head and process for producing the same'20016,280,642'Ink jet head and method of manufacturing same'20014,748,445'Matrix display panel having a diode ring structure as a resistive element'19884,673,253'Method of making a liquid crystal display with color filters'19874,655,552'Flat panel display device having on-screen data input function'19874,610,509'Liquid crystal color display panels'19864,473,481'Lubricant film for preventing galling of sliding metal surfaces'19844,369,073'Method for protecting the inner surface of a copper alloy condenser tube from corrosion'19833,950,434'Method for producing biphenyls'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2020Based in Tokyo, JP· patent location history
1983–2017Based in Osaka, JP· patent location history
1986–2002Patents assigned to CITIZEN WATCH CO LTD (7)· patent assignee history
1987–2002Based in Tokorozawa, JP· patent location history
2009–2019Patents assigned to SHARP KK (22)· patent assignee history
2009–2013Based in Matsusaka, JP· patent location history
2011–2016Patents assigned to YAMAMOTO ETSUO (20)· patent assignee history
2013–2016Patents assigned to MURAKAMI YUHICHIROH (17)· patent assignee history
2013–2016Patents assigned to SASAKI YASUSHI (11)· patent assignee history
2019Based in Sakai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHARP KK222009–2019
YAMAMOTO ETSUOself202011–2016
MURAKAMI YUHICHIROH172013–2016
SASAKI YASUSHI112013–2016
CITIZEN WATCH CO LTD71986–2002
Locations
LocationPatentsSpan
Osaka, JP181983–2017
Tokorozawa, JP51987–2002
Tokyo, JP41976–2020
Matsusaka, JP32009–2013
Sakai, JP22019