Yoshihiko Utsui
22Patents
10h-index
37Co-inventors
71Inventor score
Filing activity: Dec 16, 1988 → Mar 2, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5475494A | Driving environment surveillance apparatus | Physics | 590 | Expired |
| US5301111A | Suspension apparatus for a vehicle | Performing Operations; Transporting | 29 | Expired |
| US6219596A | Automated highway tracking and communication system and method | Physics | 27 | Expired |
| US5092182A | Strain detector | Physics | 24 | Expired |
| US5060157A | Shock absorber control apparatus | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6442475B1 | Extendable on-vehicle information system | Physics | 20 | Expired |
| US5193267A | Method of manufacturing magnetostriction stress detectors | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5313845A | Strain detector | Physics | 14 | Expired |
| US5022275A | Strain measuring device employing magnetostriction and having a magnetic shielding layer | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6487493B2 | Navigation device having a platform-dependent part and a user-interface-dependent part for supplying navigation services | Physics | 12 | Expired |
| US4986137A | Strain detector with magnetostrictive elements | Physics | 10 | Expired |
| US5142919A | Magnetostriction type stress detector | Physics | 9 | Expired |
| US4935263A | Method for manufacturing a strain detector | Physics | 7 | Expired |
| US5269192A | Strain detector | Physics | 7 | Expired |
| US5036713A | Strain detector | Physics | 6 | Expired |
| US5131281A | Strain sensing apparatus | Physics | 5 | Expired |
| US5062307A | Strain detector | Physics | 4 | Expired |
| US5105667A | Strain measuring device employing magnetostriction and having a magnetic shielding layer | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6996468B2 | Vehicle-mounted equipment, information unit, and vehicle-mounted information system | Physics | 4 | Expired |
| US8139446B2 | Audio system | Electricity | 2 | Active |
| US7480668B2 | Address database and address retrieval system using the same | Emerging Cross-Sectional Technologies | 0 | Expired |
| US4954215A | Method for manufacture stress detector | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.