Kenji Nagata
24Patents
12h-index
56Co-inventors
84Inventor score
Filing activity: May 18, 1977 → Mar 4, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5489995A | Contact type image sensor, producing method of the same, and information processing apparatus | Electricity | 135 | Expired |
| US6758753B1 | Input apparatus for game systems | Electricity | 40 | Expired |
| US6343162B1 | Contact type image sensor and information processing apparatus | Electricity | 40 | Expired |
| US5177549A | Image forming apparatus supplied with controllable bias voltage | Physics | 36 | Expired |
| US5746592A | Edgewise orthodontic bracket with tie wing relief for enhancing ligature removal | Human Necessities | 34 | Expired |
| US5420679A | Elastic roller and fixing apparatus using same | Physics | 34 | Expired |
| US6295141A | Image reading apparatus | Electricity | 28 | Expired |
| US5254847A | Contact-type image sensor assembly having supporting structure for maintaining predetermined distance between the lens and the original and the sensor | Electricity | 28 | Expired |
| US7019231B2 | Inertial sensor | Physics | 23 | Expired |
| US6239421A | Rod lens array and image read apparatus and system using the same | Electricity | 22 | Expired |
| US5305177A | Charging device and image forming apparatus | Physics | 17 | Expired |
| US8061897B2 | Package | Emerging Cross-Sectional Technologies | 17 | Active |
| US8767274B2 | Image sensor unit, image reader, and image forming apparatus | Electricity | 9 | Active |
| US4108912A | Two-stage hydrogenation of benzene to form cyclohexane using nickel catalyst | Chemistry; Metallurgy | 7 | Expired |
| US7069789B2 | Inertial sensor | Physics | 6 | Expired |
| US7887473B2 | Packaging bag | Performing Operations; Transporting | 5 | Active |
| US6967751B2 | Image sensor, and image processing apparatus and information processing system using the same | Electricity | 4 | Expired |
| US9965923B2 | Game machine, control method for use in the game machine, and computer program | Physics | 3 | Active |
| US6718155B2 | Fixing apparatus in which fixing speed is switched during cleaning | Physics | 3 | Expired |
| US4942489A | Thin-film magnetic head | Physics | 1 | Expired |
| US7360426B2 | Acceleration sensor | Physics | 1 | Active |
| US8328617B2 | Secondary roulette game | Physics | 0 | Active |
| US11738909B2 | Sleeve and packaging bag | Chemistry; Metallurgy | 0 | Active |
| US8879127B2 | Illumination apparatus, image sensor unit, and paper sheet discriminating apparatus for discriminating an illuminated body | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.