Inventor

Yoshio Kawai

Inventor

Hitachinaka, JP

Overview

1976–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 53 as inventor

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

H05Kprimary

H05KPrinted circuits16%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for7%

G06FElectric digital data processing5%

H01LSemiconductor devices5%

A63FCard, board, or roulette games4%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h104%

C01BNon-metallic elements3%

C04BLime, magnesia3%

G01CMeasuring distances, levels or bearings3%

G01NInvestigating or analysing materials by determining their chemical or physical properties3%

PatentTitleYear

10,881,014Electronic control device, and manufacturing method for vehicle-mounted electronic control device2020 10,829,064Electronic control device2020 10,699,917Resin-sealed vehicle-mounted control device2020 10,641,409Driver and driver-integrated electric actuator2020 10,517,181Electronic control device and manufacturing method for same2019 10,501,031Electronic control device2019 10,448,498In-vehicle controller2019 10,396,010Onboard control device2019 10,292,281Electronic control device2019 10,225,939Case structure for electronic control device2019 10,194,548Electronic control device2019 10,028,412Electronic control apparatus and method for connecting substrate of electronic control apparatus2018 9,894,785'Case structure for electronic control device'2018 9,480,189'Electronic control apparatus'2016 9,277,681'Electronic control apparatus'2016 9,093,776'Electronic control device'2015 8,942,001'Seal structure for electronic control device'2015 8,797,742'Electronic controller for vehicle'2014 8,657,609'Seal structure for electronic control device'2014 6,577,623'Fixed-length cell data and time-division data hybrid multiplexing apparatus'2003 6,118,458'Image displaying apparatus'2000 6,061,071'Apparatus for displaying images of living things to show growth and/or movement of the living things'2000 6,037,952'Image displaying apparatus'2000 6,035,713'Vibrating gyroscope'2000 6,018,997'Tuning fork type oscillator and vibration gyroscope using same'2000 5,889,358'Vibration gyroscope'1999 5,668,316'Vibrating gyroscope'1997 5,636,045'Photonic switching method and photonic switch utilizing same'1997 5,606,494'Switching apparatus'1997 5,572,646'Apparatus for displaying images of living things to show growing and/or moving of the living things'1996 5,146,789'Turbine flowmeter'1992 5,006,111'Medical pump device and a method for compensating a deviation of a measured blood flow rate'1991 4,972,407'Time-division switching circuit transforming data formats'1990 4,918,996'Turbine flowmeter'1990 4,903,533'Turbine flowmeter'1990 4,822,335'Apparatus for treatment of cancer with photodiode'1989 4,801,768'Compact electronic device'1989 4,680,432'Compact electronic device'1987 4,676,258'Device for hyperthermia'1987 4,662,383'Endotract antenna device for hyperthermia'1987 4,617,104'Cell unit for observing electrophoresis'1986 4,588,159'Pinch valve device'1986 4,570,039'Keyswitch structure'1986 4,515,676'Cell unit for observing electrophoresis'1985 4,456,513'Method of and apparatus for measuring electrophoretic mobility'1984 4,433,299'Method and apparatus for measuring interfacial electrokinetic phenomena'1984 4,293,533'Method for producing solid carbon material having high flexural strength'1981 4,262,318'Zinc-oxide surge arrester'1981 4,226,633'Raw composition for carbon articles'1980 4,052,573'Rotary or slide type switch assembly having recessed printed circuit substrate, interposed resilient bridging contact and movable printed circuit disc'1977 4,042,486'Process for the conversion of pitch into crystalloidal pitch'1977 3,991,169'Method for the production of porous carbon sheet'1976 3,982,110'Input transfer system for electronic computer'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1991Patents assigned to KUREHA CHEMICAL IND CO LTD (13)· patent assignee history

1976–1997Based in Tokyo, JP· patent location history

1977–2000Patents assigned to MURATA MANUFACTURING CO (4)· patent assignee history

1984–2015Patents assigned to KAWAI YOSHIO (4)· patent assignee history

1984–1991Based in Musashino, JP· patent location history

1986–2000Patents assigned to CASIO COMPUTER CO LTD (8)· patent assignee history

1989–2000Based in Higashiyamato, JP· patent location history

1999–2019Based in Ibaraki, JP· patent location history

2014–2020Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (19)· patent assignee history

2016–2020Based in Hitachinaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI AUTOMOTIVE SYSTEMS LTD	19	2014–2020
KUREHA CHEMICAL IND CO LTD	13	1976–1991
CASIO COMPUTER CO LTD	8	1986–2000
KAWAI YOSHIOself	4	1984–2015
MURATA MANUFACTURING CO	4	1977–2000

Locations

Location	Patents	Span
Hitachinaka, JP	12	2016–2020
Musashino, JP	9	1984–1991
Tokyo, JP	8	1976–1997
Higashiyamato, JP	6	1989–2000
Ibaraki, JP	4	1999–2019