Inventor
Chiharu Nakazawa
Inventor
Kawasaki, JP
Overview
Patents· 38 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B60Tprimary
B60TVehicle brake control systems or parts thereof45%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%
F04BPositive-displacement machines for liquids9%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids9%
Y10TTechnical subjects covered by former us classification7%
B60YIndexing scheme relating to aspects cross-cutting vehicle technology4%
B62DMotor vehicles4%
B60GVehicle suspension arrangements3%
F01CRotary-piston or oscillating-piston machines or engines1%
F15BSystems acting by means of fluids in general1%
PatentTitleYear
10,883,492Plunger pump and braking device202110,562,504Master cylinder unit202010,328,919Brake apparatus and brake system201910,207,690Brake apparatus201910,207,691Brake apparatus201910,202,108Brake apparatus and brake system201910,087,917Pump device20189,764,723'Brake unit'20179,709,056'Sealing for a pump device'20179,527,486'Brake device'20169,428,168'Brake device'20169,242,626'Brake device'20168,894,396'Pump apparatus with pressing means'20148,684,473'Gear pump and gear pump for brake apparatus'20148,662,601'Brake control apparatus'20148,579,616'Gear pump'20138,496,303'Pump assembly'20137,997,665'Brake control apparatus'20117,427,114'Brake fluid pressure control unit for vehicle'20087,325,645'Power steering device'20087,249,808'Brake liquid pressure control unit of on-vehicle device and its manufacturing method'20076,986,555'Vehicle brake control system'20066,979,063'Brake liquid pressure control unit of on-vehicle device and its manufacturing method'20056,932,439'Support structure and method for supporting a hydraulic unit of a brake system on a vehicle body, and hydraulic unit arrangement for a vehicle brake system'20056,880,668'Power steering device'20056,848,890'Pump assembly'20056,805,157'Structure for fixing check valve'20046,746,089'Support structure and method for supporting a hydraulic unit of a brake system on a vehicle body, and hydraulic unit arrangement for a vehicle brake system'20046,568,499'Power steering system for vehicles'20036,164,731'Automotive brake system'20006,070,951'Hydraulic brake system of motor vehicle'20006,065,816'Brake control apparatus for a vehicle'20006,024,424'Braking device'20006,010,198'Automotive brake control system with skid control unit and traction and vehicle dynamics control unit'20005,964,510'Pump unit and brake control device using same'19995,938,296'Brake control systems'19995,772,168'Mounting bracket for pressurized fluid buffer device'19985,180,129'Suspension strut construction'1993Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–2008Based in Kanagawa, JP· patent location history
1998–2004Patents assigned to UNISIA JECS CORP (10)· patent assignee history
1998–2021Based in Kawasaki, JP· patent location history
2004–2007Patents assigned to HITACHI UNISIA AUTOMOTIVE LTD (3)· patent assignee history
2005–2014Patents assigned to HITACHI LTD (8)· patent assignee history
2013–2021Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (16)· patent assignee history
2013–2014Patents assigned to NAKAZAWA CHIHARU (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI AUTOMOTIVE SYSTEMS LTD | 16 | 2013–2021 |
| UNISIA JECS CORP | 10 | 1998–2004 |
| HITACHI LTD | 8 | 2005–2014 |
| NAKAZAWA CHIHARUself | 5 | 2013–2014 |
| HITACHI UNISIA AUTOMOTIVE LTD | 3 | 2004–2007 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawasaki, JP | 32 | 1998–2021 |
| Kanagawa, JP | 6 | 1993–2008 |