Inventor

Tsuyoshi Fujita

Inventor

Yokohama, JP

Overview

32→

Patents

1982–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 32 as inventor

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

H05Kprimary

H05KPrinted circuits19%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1017%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%

Y10TTechnical subjects covered by former us classification11%

C04BLime, magnesia5%

C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms4%

B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling2%

C03CChemical composition of glasses, glazes or vitreous enamels2%

G01NInvestigating or analysing materials by determining their chemical or physical properties2%

G05BControl or regulating systems in general2%

PatentTitleYear

10,734,241Method of manufacturing semiconductor device2020 10,611,914Method for removing geniposide or genipin or both2020 8,858,731'Chemical bottle for endoscope cleaning/disinfecting apparatus and endoscope cleaning/disinfecting apparatus'2014 8,200,359'Method for machining slide core hole'2012 8,005,566'Method for machining slide core hole and measurement/correction system for use in machining of slide core hole'2011 7,781,973'Plasma display panel having laminated members and visible light reflection layer'2010 7,183,711'Plasma display panel and video display system employing same'2007 7,074,148'Hydraulic controller of power transmission device'2006 6,815,073'Electronic component and method of manufacturing the same'2004 6,451,187'Air/fuel ratio sensor'2002 6,118,671'Circuit substrate and manufacture thereof, ceramic composition for circuit substrate, and electronics computer'2000 6,023,707'On-line database duplication with incorporation of concurrent database updates'2000 5,939,247'Silver halide photographic material and a process for forming images'1999 5,925,444'Organic binder for shaping ceramic, its production method and product employing the same'1999 5,825,632'Circuit substrate and electronics computer, using sintered glass ceramics'1998 5,814,505'Process for producing glycine-N-methyl transferase using recombinant DNA'1998 5,728,539'Enzymatic methods for measurement of minute amounts of copper'1998 5,618,684'Method of determination of calcium'1997 5,473,194'Chip carrier having through hole conductors'1995 5,420,008'Assay method and assay reagent for serum iron or unsaturated iron binding capacity'1995 5,396,034'Thin film ceramic multilayer wiring hybrid board'1995 4,952,272'Method of manufacturing probing head for testing equipment of semi-conductor large scale integrated circuits'1990 4,935,285'Ceramic substrates for microelectronic circuits and process for producing same'1990 4,908,696'Connector and semiconductor device packages employing the same'1990 4,817,276'Process for producing ceramic substrates for microelectronic circuits'1989 4,734,233'Ceramic wiring substrate and process for producing the same'1988 4,713,494'Multilayer ceramic circuit board'1987 4,608,316'Ceramic wiring board and process for producing the same'1986 4,576,735'Electroconductive molybdenum paste'1986 4,465,727'Ceramic wiring boards'1984 4,457,950'Process for producing wiring circuit board'1984 4,336,551'Thick-film printed circuit board and method for producing the same'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–2010Patents assigned to HITACHI LTD (20)· patent assignee history

1982–2010Based in Yokohama, JP· patent location history

1995–1998Patents assigned to ORIENTAL YEAST CO LTD (4)· patent assignee history

1995–2020Based in Osaka, JP· patent location history

2000Patents assigned to FUJITSU LTD (1)· patent assignee history

2011–2012Patents assigned to TOSHIBA MACHINE CO LTD (2)· patent assignee history

2011–2012Based in Inazawa, JP· patent location history

2012Patents assigned to FUJITA TSUYOSHI (1)· patent assignee history

2014Based in Hachioji, JP· patent location history

2020Based in Hakusan, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI LTD	20	1982–2010
ORIENTAL YEAST CO LTD	4	1995–1998
TOSHIBA MACHINE CO LTD	2	2011–2012
FUJITA TSUYOSHIself	1	2012
FUJITSU LTD	1	2000

Locations

Location	Patents	Span
Yokohama, JP	20	1982–2010
Osaka, JP	5	1995–2020
Inazawa, JP	2	2011–2012
Hakusan, JP	1	2020
Hachioji, JP	1	2014