Koji Sato
381Patents
22h-index
526Co-inventors
93Inventor score
Filing activity: Oct 30, 1974 → Sep 8, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6009403A | Travel plan preparing device | Physics | 194 | Expired |
| US5648769A | Vehicle data processing system which can communicate with information center | Electricity | 183 | Expired |
| US4653756A | Golf club iron | Human Necessities | 136 | Expired |
| US4919420A | Grip of a golf club and a manufacturing method thereof | Emerging Cross-Sectional Technologies | 111 | Expired |
| US5331510A | Electronic equipment and computer with heat pipe | Electricity | 78 | Expired |
| US6721338B1 | COMMUNICATION APPARATUS, SYNCHRONOUS COMMUNICATION SYSTEM, COMMUNICATION INTERFERENCE SUPPRESS METHOD AND COMPUTER-READABLE RECORDING MEDIUM RECORDED WITH COMMUNICATION INTERFERENCE SUPPRESS PROGRAM TO SUPPRESS INTERFERENCE BETWEEN PLURALITY OF SYNCHRONOUS COMMUNICATION SYSTEMS IN SAME SPACE | Electricity | 48 | Expired |
| US5181141A | Anti-reflection optical element | Physics | 44 | Expired |
| US4820264A | Infusion instrument | Human Necessities | 42 | Expired |
| US5864753A | Radio station tuning system | Electricity | 40 | Expired |
| US4289130A | Absorbent material for sanitary products | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4274027A | Salient pole rotor with shielding rods between adjacent poles | Emerging Cross-Sectional Technologies | 39 | Expired |
| US4893140A | Single-lens reflex camera with built-in flash | Physics | 36 | Expired |
| US8060912B2 | Content reproduction device and control method thereof | Electricity | 35 | Active |
| US5916382A | High corrosion resistant high strength superalloy and gas turbine utilizing the alloy | Chemistry; Metallurgy | 34 | Expired |
| US4318276A | Self-registering temperature control device | Physics | 31 | Expired |
| US4817185A | Optical character reader | Physics | 27 | Expired |
| US4910542A | Single-lens reflex camera with built-in flash | Physics | 26 | Expired |
| US4741577A | Double ranging drum cutter having load controller | Fixed Constructions | 25 | Expired |
| US7254955B2 | Heat exchange apparatus and refrigerating machine | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US5028989A | Semiconductor cooling module | Electricity | 25 | Expired |
| US4634254A | Electromagnetically actuated shutter for a camera | Physics | 24 | Expired |
| US5131961A | Method for producing a nickel-base superalloy | Chemistry; Metallurgy | 22 | Expired |
| US5631851A | Method of monitoring machining load using variable alarm threshold | Physics | 22 | Expired |
| US4355301A | Optical character reading system | Physics | 21 | Expired |
| US5634352A | Refrigeration cycle using six-way change-over valve | Mechanical Engineering; Lighting; Heating | 21 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.