Inventor

Masahiro Tsukamoto

Inventor

Kanagawa, JP

Overview

40→

Patents

1985–2020

Patent span

Performing operations

Primary field (CPC B)

Patents· 40 as inventor

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

B60Gprimary

B60GVehicle suspension arrangements11%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for10%

B60TVehicle brake control systems or parts thereof9%

Y02TClimate change mitigation technologies related to transportation8%

F16HGearing5%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h105%

Y10TTechnical subjects covered by former us classification5%

B01DSeparation4%

B23KSoldering or unsoldering4%

B60LPropulsion of electrically-propelled vehicles4%

PatentTitleYear

10,695,862Laser processing apparatus2020 10,629,462Wafer processing system2020 10,242,904Transfer apparatus, processing apparatus, and transfer method2019 10,107,232Method for driving internal combustion engine, and air supply device2018 10,094,951Determining apparatus for determining object stored in cassette2018 9,931,902Stabilizer bushing and stabilizer-bar mounting device2018 9,259,688'Method for reducing nitrogen oxide from internal combustion engine and apparatus therefor'2016 9,101,873'Membrane element, gas separation device and internal combustion engine'2015 7,775,060'Drive unit for electric vehicle'2010 7,370,739'Shock absorber with a function of transmission of electric power between sprung and unsprung parts of a vehicle'2008 7,030,526'Integrated drive motor/differential/inverter unit with improved housing for a vehicle'2006 6,674,262'Motor control apparatus and motor control method'2004 6,469,468'SR motor controlling method and SR motor having low peak of current flowing therein'2002 6,397,981'Electromechanical brake system'2002 6,283,239'Auxiliary brake apparatus of hybrid automobile'2001 6,231,133'Vehicle brake controller'2001 6,036,617'Continuously variable transmission, and controller and control method thereof'2000 5,984,435'Brake control system for vehicle'1999 5,885,185'Toroidal type continuously variable transmission'1999 5,439,278'Cam actuated anti-lock braking system modulator'1995 5,433,514'Pressure control actuator for a brake control system'1995 5,328,257'Hydraulic brake actuator'1994 5,233,834'Piezo-actuator\'s displacement magnifying mechanism'1993 5,160,161'Working fluid circuit with line pressure control for vehicle active suspension system'1992 5,156,645'Working fluid circuit for active suspension system with surge suppression during fail-safe mode operation'1992 5,054,808'Working fluid circuit for active suspension system with surge suppressive feature'1991 5,055,341'Composite molded articles and process for producing same'1991 5,042,832'Proportioning valve assembly and actively controlled suspension system utilizing the same'1991 4,982,979'Active suspension system with enhanced response characteristics hydraulic circuit'1991 4,973,079'Actively controlled suspension system with working fluid circuit performing fail-safe operation in response to failure of control'1990 4,948,165'Proportioning valve assembly for an actively controlled suspension system'1990 4,923,547'Process for producing composite molded articles from nonwoven mat'1990 4,919,440'Actively controlled suspension system for automotive vehicle with fail-safe system in response to failure of electric circuitry'1990 4,834,313'Emergency locking retractor'1989 4,749,143'Retractor with both emergency and automatic locking mechanisms'1988 4,747,562'Retractor with both emergency and automatic locking mechanisms'1988 4,726,541'Emergency locking retractor'1988 4,651,947'Tension locking mechanism of a retractor'1987 4,564,155'Emergency locking type retractor provided with a take-up force locking mechanism'1986 4,506,845'Tension locking mechanism of a retractor'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1988Patents assigned to NSK WARNER KK (4)· patent assignee history

1985–1989Based in Fujisawa, JP· patent location history

1988–1989Patents assigned to NIPPON SEIKO KK (3)· patent assignee history

1988–2002Based in Kanagawa, JP· patent location history

1990–2010Patents assigned to NISSAN MOTOR (23)· patent assignee history

1993–1995Based in Yokosuka, JP· patent location history

1999–2010Based in Yokohama, JP· patent location history

2015–2018Patents assigned to ASAHI KASEI CHEMICALS CORP (3)· patent assignee history

2015–2020Based in Tokyo, JP· patent location history

2018–2020Patents assigned to DISCO CORP (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NISSAN MOTOR	23	1990–2010
DISCO CORP	4	2018–2020
NSK WARNER KK	4	1985–1988
ASAHI KASEI CHEMICALS CORP	3	2015–2018
NIPPON SEIKO KK	3	1988–1989

Locations

Location	Patents	Span
Kanagawa, JP	13	1988–2002
Yokohama, JP	8	1999–2010
Tokyo, JP	7	2015–2020
Fujisawa, JP	5	1985–1989
Yokosuka, JP	4	1993–1995