Inventor
Tooru Kitayama
Inventor
Tochigi, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H02Pprimary
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters33%
F02DControlling combustion engines17%
F02PIgnition, other than compression ignition, for internal-combustion engines17%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems17%
Y02TClimate change mitigation technologies related to transportation17%
PatentTitleYear
5,720,256'Apparatus and method for controlling idle rotation speed learning of an internal combustion engine'19985,463,299'Current controller for controlling a current flowing in a load using a PWM inverter and method used thereby'19954,898,139'Engine control apparatus'19904,709,317'Inverting apparatus'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1995Patents assigned to HITACHI LTD (2)· patent assignee history
1987–1995Based in Tochigi, JP· patent location history
1990Patents assigned to NISSAN MOTOR (1)· patent assignee history
1990Based in Kanagawa, JP· patent location history
1998Patents assigned to UNISIA JECS CORP (1)· patent assignee history
1998Based in Atsugi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 2 | 1987–1995 |
| NISSAN MOTOR | 1 | 1990 |
| UNISIA JECS CORP | 1 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tochigi, JP | 2 | 1987–1995 |
| Atsugi, JP | 1 | 1998 |
| Kanagawa, JP | 1 | 1990 |