Inventor
Yukio Kawai
Inventor
Toyota, JP
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Jprimary
F16JPistons32%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests16%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof12%
F02DControlling combustion engines8%
F16KValves8%
Y10TTechnical subjects covered by former us classification8%
B22DCasting of metals4%
F01PCooling of machines or engines in general4%
F02FCylinders, pistons or casings, for combustion engines4%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure4%
PatentTitleYear
7,047,915'Engine cooling device'20066,779,585'Method for controlling ladle motion to reduce aluminum oxide formation'20045,472,217'Metal gasket'19955,431,418'Metal gasket'19955,393,076'Metal gasket with base plate having coatings of diverse thicknesses'19955,385,354'Metal gasket'19955,332,237'Metal gasket with welded shim'19945,205,566'Metallic gasket'19934,665,948'Electromagnetically operable fluid flow control valve mechanism'19874,644,784'Suction pipe pressure detection apparatus'19874,492,199'Air-fuel ratio compensating apparatus for internal combustion engine'19854,480,661'Air flow control valve means'19844,453,700'Fluid control valve assembly'19844,388,903'Device for controlling air-fuel ratio for internal combustion engines'19834,134,596'Oil seal apparatus'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1995Patents assigned to TOYOTA MOTOR CO LTD (11)· patent assignee history
1979–2006Based in Toyota, JP· patent location history
1983–1984Patents assigned to NIPPON DENSO CO (3)· patent assignee history
1987Patents assigned to AISIN SEIKI (1)· patent assignee history
1994–2006Patents assigned to TAIHO KOGYO CO LTD (6)· patent assignee history
2004Patents assigned to HONDA MOTOR CO LTD (1)· patent assignee history
2004Based in Sidney, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOYOTA MOTOR CO LTD | 11 | 1979–1995 |
| TAIHO KOGYO CO LTD | 6 | 1994–2006 |
| NIPPON DENSO CO | 3 | 1983–1984 |
| AISIN SEIKI | 1 | 1987 |
| HONDA MOTOR CO LTD | 1 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Toyota, JP | 14 | 1979–2006 |
| Sidney, OH, US | 1 | 2004 |