Inventor
Shizuhisa Watanabe
Inventor
Katsuta, 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 pressure11%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for7%
G01DMeasuring not specially adapted for a specific variable7%
G01KMeasuring temperature7%
G01RMeasuring electric variables7%
G07CTime or attendance registers7%
B60SServicing, cleaning, repairing, supporting, lifting, or manoeuvring of vehicles, not otherwise provided for4%
B60WConjoint control of vehicle sub-units of different type or different function4%
C03CChemical composition of glasses, glazes or vitreous enamels4%
F01PCooling of machines or engines in general4%
PatentTitleYear
6,418,260'Optical fiber and fiber-optic sensing system using the same'20026,301,957'Fiber-optic cylinder pressure sensor'20015,936,235'Cylinder pressure sensor'19995,384,765'Automobile multiplex data communication system including fail-safe function for LAN communication network'19955,157,610'System and method of load sharing control for automobile'19925,025,686'Automatic transmission apparatus for vehicle'19914,893,590'Automotive liquid-cooled electronic control apparatus'19904,676,602'Driving circuit for liquid crystal display'19874,564,905'Trip computer for vehicles'19864,553,196'Power source system for vehicular electronic device'19854,348,726'Method of controlling automobile equipment and control apparatus'19824,213,125'Display system having voltage comparator circuit'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–2002Patents assigned to HITACHI LTD (11)· patent assignee history
1980–1995Based in Katsuta, JP· patent location history
1991Patents assigned to HITACHI AUTOMOTIVE ENG (1)· patent assignee history
1995Patents assigned to NISSAN MOTOR (1)· patent assignee history
1999–2002Based in Hitachinaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 11 | 1980–2002 |
| HITACHI AUTOMOTIVE ENG | 1 | 1991 |
| NISSAN MOTOR | 1 | 1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Katsuta, JP | 9 | 1980–1995 |
| Hitachinaka, JP | 3 | 1999–2002 |