Inventor
Yukihide Hashiguchi
Inventor
Toyota, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Lprimary
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure25%
G01MTesting static or dynamic balance of machines or structures20%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general10%
F02DControlling combustion engines10%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof10%
Y10TTechnical subjects covered by former us classification10%
F16KValves5%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
6,851,302'Device and method for detecting a misfire state of an engine'20055,442,955'Misfire detecting device of multicylinder internal combustion engine'19955,245,866'Device for detecting occurrence of misfiring in multicylinder engine'19934,492,109'Knocking detection apparatus for an internal combustion engine'19854,462,247'Knock detecting apparatus for internal combustion engines'19844,452,069'Method of and apparatus for sensing knocking in internal combustion engine'19844,440,014'Knocking detection device'19844,424,705'Engine knock sensing apparatus'19844,027,635'Flow rate control mechanism for use in exhaust gas re-circulating system'19773,999,737'Flow control valve for exhaust gas purifying system'19763,974,861'Air flow direction control valves'19763,965,677'Misfire detecting apparatus for an internal combustion engine'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–2005Patents assigned to TOYOTA MOTOR CO LTD (12)· patent assignee history
1976–1977Based in Susono, JP· patent location history
1984–1985Patents assigned to NIPPON SOKEN (5)· patent assignee history
1984–2005Based in Toyota, JP· patent location history
1984Based in Toyoda, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOYOTA MOTOR CO LTD | 12 | 1976–2005 |
| NIPPON SOKEN | 5 | 1984–1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Toyota, JP | 7 | 1984–2005 |
| Susono, JP | 4 | 1976–1977 |
| Toyoda, JP | 1 | 1984 |