Kiyoshi Yamaki
33Patents
13h-index
44Co-inventors
81Inventor score
Filing activity: Feb 27, 1974 → Apr 11, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4608656A | Road map display system with indication of a vehicle position | Physics | 97 | Expired |
| US7253350B2 | Vibration source driving device | Performing Operations; Transporting | 89 | Expired |
| US4543577A | Moving obstacle detection system for a vehicle | Emerging Cross-Sectional Technologies | 66 | Expired |
| US4267494A | Apparatus for adjusting the position and/or angle of each movable equipment of a motor vehicle | Performing Operations; Transporting | 62 | Expired |
| US4527155A | System for maintaining an orientation of characters displayed with a rotatable image | Physics | 61 | Expired |
| US4543572A | Road map display system with indications of a vehicle position and destination | Physics | 60 | Expired |
| US4285252A | Speed-change control system for an automatic transmission | Emerging Cross-Sectional Technologies | 43 | Expired |
| US7058428B2 | Portable phone equipped with composing function | Physics | 24 | Expired |
| US4242731A | Navigational information indicator for supplying a vehicle driver with make-turn instructions | Physics | 17 | Expired |
| US4444051A | Electronic liquid level gauge | Physics | 17 | Expired |
| US4374310A | Switch arrangement on motor vehicle steering wheels | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4216530A | Navigation instrument for roadway vehicles | Physics | 15 | Expired |
| US7301094B1 | Device for driving vibration source | Performing Operations; Transporting | 14 | Expired |
| US4244514A | Electronic trip meter with an alarm for an automotive vehicle | Physics | 12 | Expired |
| US3970690A | Method for preparing dispersing agent | Chemistry; Metallurgy | 12 | Expired |
| US4371935A | Navigation instrument | Physics | 12 | Expired |
| US4263657A | Electronic trip meter for an automotive vehicle | Physics | 11 | Expired |
| US4223297A | Speed alarm system for a motor vehicle | Physics | 11 | Expired |
| US4291373A | Navigational information announcing system for motor vehicle | Physics | 10 | Expired |
| US4371940A | Navigation instrument | Physics | 8 | Expired |
| US4250403A | Electronic trip meter with a correction circuit for an automotive vehicle | Physics | 7 | Expired |
| US4250402A | Electronic trip meter for a motor vehicle | Physics | 7 | Expired |
| US6933838B2 | Informing sound generation method and apparatus for vehicle | Performing Operations; Transporting | 7 | Expired |
| US8090535B2 | Azimuth processing device, azimuth processing method, azimuth processing program, direction finding device, tilt offset correcting method, azimuth measuring method, compass sensor unit, and portable electronic device | Physics | 3 | Active |
| US4390948A | Navigation instrument | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.