Inventor
Katsuhiko Iijima
Inventor
Sagamihara, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E02Fprimary
E02FDredging19%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles15%
B60LPropulsion of electrically-propelled vehicles11%
B60WConjoint control of vehicle sub-units of different type or different function11%
Y02TClimate change mitigation technologies related to transportation11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
B60BVehicle wheels4%
F15BSystems acting by means of fluids in general4%
F16HGearing4%
F16JPistons4%
PatentTitleYear
6,163,200'Gate driver device for GTO thyristor'20005,747,959'Method of controlling electric vehicle driven by an internal combustion engine'19985,629,596'Method of controlling electric vehicle driven by an internal combustion engine'19975,368,116'Method of controlling electric vehicle driven by an internal combustion engine'19944,844,483'Floating seal device'19894,799,564'Electric wheel drive'19894,104,954'Hydraulic control system'19784,046,346'Slide mechanism having means for fixing movable frames'19774,034,998'Apparatus for mounting and dismounting attachments'19774,020,745'Power slide mechanism'19773,980,000'Control system for a hydraulic clamping device'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1998Patents assigned to MITSUBISHI HEAVY IND LTD (10)· patent assignee history
1976–1989Based in Sagamihara, JP· patent location history
1989Patents assigned to EAGLE IND CO LTD (1)· patent assignee history
1994–1998Patents assigned to FUJI ELECTRIC CO LTD (3)· patent assignee history
1994–1998Based in Kanagawa, JP· patent location history
2000Patents assigned to ELMEC INC (1)· patent assignee history
2000Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI HEAVY IND LTD | 10 | 1976–1998 |
| FUJI ELECTRIC CO LTD | 3 | 1994–1998 |
| EAGLE IND CO LTD | 1 | 1989 |
| ELMEC INC | 1 | 2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sagamihara, JP | 7 | 1976–1989 |
| Kanagawa, JP | 3 | 1994–1998 |
| Tokyo, JP | 1 | 2000 |