Inventor
Seiichi Iwata
Inventor
Sayama, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Wprimary
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1021%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles16%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1016%
Y10TTechnical subjects covered by former us classification16%
F16HGearing11%
H10DInorganic electric semiconductor devices11%
B60WConjoint control of vehicle sub-units of different type or different function5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
4,807,015'Semiconductor device having electrodes and or interconnections of refractory metal film containing silicon oxide'19894,805,718'Power transmission system for a four-wheel drive'19894,545,457'Gear shifting apparatus of a transmission for a four-wheel drive vehicle'19854,505,028'Method of producing semiconductor device'19854,421,335'Control mechanism for a transmission of a four-wheel drive vehicle'19834,365,264'Semiconductor device with high density low temperature deposited Si.sub.w N.sub.x H.sub.y O.sub.z passivating layer'19824,024,567'Semiconductor device having Al-Mn or Al-Mn-Si alloy electrodes'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1989Patents assigned to HITACHI LTD (4)· patent assignee history
1977–1989Based in Sayama, JP· patent location history
1983–1989Patents assigned to FUJI HEAVY IND LTD (3)· patent assignee history
1983–1985Based in Mizuho, JP· patent location history
1989Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 4 | 1977–1989 |
| FUJI HEAVY IND LTD | 3 | 1983–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Sayama, JP | 4 | 1977–1989 |
| Mizuho, JP | 2 | 1983–1985 |
| Tokyo, JP | 1 | 1989 |