Inventor

Toshio Takayama

Inventor

Yamanashi, JP

Overview

44→

Patents

1983–2017

Patent span

Performing operations

Primary field (CPC B)

Patents· 44 as inventor

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

B60Tprimary

B60TVehicle brake control systems or parts thereof66%

F16DCouplings for transmitting rotation5%

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

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%

F15BSystems acting by means of fluids in general4%

Y10TTechnical subjects covered by former us classification4%

A61BDiagnosis2%

B60GVehicle suspension arrangements2%

B60WConjoint control of vehicle sub-units of different type or different function2%

G01RMeasuring electric variables2%

PatentTitleYear

9,663,088'Booster'2017 8,961,411'Indication device'2015 7,861,522'Electrically driven brake booster'2011 7,517,792'Semiconductor device having a multilayer interconnection structure, fabrication method thereof, and designing method thereof'2009 7,491,094'Electric disk brake'2009 7,331,826'Electric disk brake'2008 7,145,241'Semiconductor device having a multilayer interconnection structure and fabrication process thereof'2006 7,141,881'Semiconductor device having a multilayer interconnection structure, fabrication method thereof, and designing method thereof'2006 7,032,982'Master cylinder apparatus'2006 7,003,954'Master cylinder apparatus'2006 6,978,710'Pneumatic booster'2005 6,899,010'Pneumatic booster'2005 6,862,882'Pneumatic booster'2005 6,425,312'Brake booster'2002 6,412,884'Solenoid-controlled valve'2002 6,386,087'Control booster'2002 6,349,806'Cylinder apparatus for a brake fluid pressure control system'2002 6,321,633'Booster'2001 6,311,492'Master cylinder'2001 6,302,497'Vehicle brake control system'2001 6,250,436'Motor-driven brake apparatus'2001 6,203,118'Braking system'2001 6,147,498'Device for detecting fault in solenoid valve'2000 6,079,793'Brake control system'2000 5,997,106'Brake fluid pressure control system and method of controlling the same'1999 5,951,116'Brake control system for a motor vehicle'1999 5,921,281'Hydraulic fluid passage switching valve'1999 RE035547'Antilock brake control apparatus'1997 5,583,772'Evaluation and control method and apparatus for vehicle operation of antiskid control device'1996 5,560,691'Method and apparatus for anti-skid control'1996 5,498,071'Split anti-skid control apparatus'1996 5,433,513'Anti-skid control device for vehicles'1995 5,397,175'Fluid pressure control apparatus for antiskid brakes'1995 5,224,766'Anti-skid control apparatus for a vehicle braking system'1993 5,125,723'Antilock brake control apparatus'1992 5,117,361'Anti-skid brake control apparatus'1992 4,875,740'Braking device for use in a motor vehicle'1989 4,871,215'Vehicle braking system'1989 4,632,208'Vehicle braking system'1986 4,630,706'Vehicle braking system'1986 4,610,483'Vehicle brake system'1986 4,535,680'Pneumatic servo booster'1985 4,469,009'Pneumatic booster'1984 4,398,449'Pneumatic servo booster'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–2005Patents assigned to TOKICO LTD (31)· patent assignee history

1984–1989Based in Kanagawa, JP· patent location history

1992–2017Patents assigned to TAKAYAMA TOSHIO (3)· patent assignee history

1992–2017Patents assigned to SAKUMA MASARU (2)· patent assignee history

1992–1997Based in Nakakoma-gun, JP· patent location history

1993–2006Based in Yamanashi, JP· patent location history

2005–2011Patents assigned to HITACHI LTD (7)· patent assignee history

2006Patents assigned to FUJITSU LTD (2)· patent assignee history

2006–2009Based in Kawasaki, JP· patent location history

2008–2017Based in Kai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOKICO LTD	31	1983–2005
HITACHI LTD	7	2005–2011
TAKAYAMA TOSHIOself	3	1992–2017
FUJITSU LTD	2	2006
SAKUMA MASARU	2	1992–2017

Locations

Location	Patents	Span
Yamanashi, JP	25	1993–2006
Kanagawa, JP	7	1984–1989
Kai, JP	4	2008–2017
Kawasaki, JP	3	2006–2009
Nakakoma-gun, JP	3	1992–1997