Eiji Kasai
23Patents
11h-index
39Co-inventors
75Inventor score
Filing activity: Apr 4, 1989 → May 5, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6647133B1 | Fingerprint identification device-equip with a touch sensor for detecting a human finger | Human Necessities | 58 | Expired |
| US5224492A | Thermotherapy apparatus | Human Necessities | 33 | Expired |
| US5760688A | Body sensing device | Electricity | 23 | Expired |
| US6107924A | High frequency type sensing device | Physics | 21 | Expired |
| US6545614B1 | Touch sensor identifying a body part | Electricity | 20 | Expired |
| US6397969B1 | Vehicular electric power steering device and methods for controlling same | Performing Operations; Transporting | 20 | Expired |
| US7694777B2 | Electric power steering apparatus | Performing Operations; Transporting | 18 | Active |
| US6335600B1 | Motor drive unit and method of detecting malfunction of motor drive unit | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7043296B1 | Bioelectric signal detector and massage machine | Human Necessities | 15 | Expired |
| US7863845B2 | Electric power steering system apparatus | Electricity | 11 | Active |
| US5046495A | High frequency heat therapy system | Human Necessities | 11 | Expired |
| US7406375B2 | Electric power steering apparatus and method for controlling the electric power steering apparatus | Performing Operations; Transporting | 9 | Active |
| US8594892B2 | Electric power steering apparatus for vehicle | Performing Operations; Transporting | 9 | Active |
| US7845459B2 | Electric power steering apparatus and method for controlling the electric power steering apparatus | Performing Operations; Transporting | 9 | Active |
| US6932779B2 | Method of controlling massaging machine | Human Necessities | 7 | Expired |
| US8140280B2 | Battery condition diagnosis apparatus | Physics | 6 | Active |
| US7481294B2 | Electric power steering system | Performing Operations; Transporting | 6 | Active |
| US8381869B2 | Electric power steering device | Electricity | 4 | Active |
| US9321484B2 | Collision avoidance assistance device and collision avoidance assistance method | Performing Operations; Transporting | 3 | Active |
| US7984786B2 | Electric power steering device | Performing Operations; Transporting | 1 | Active |
| US9461568B2 | Motor control device and steering device for vehicle | Physics | 0 | Active |
| US9714050B2 | Collision avoidance assistance device and collision avoidance assistance method | Performing Operations; Transporting | 0 | Active |
| US9467323B2 | Communication device and a control method therefor that perform authentication using digital certificates | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.