Koji Ando
63Patents
10h-index
125Co-inventors
81Inventor score
Filing activity: Jul 6, 1978 → Jan 2, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6539816B2 | Torque detector | Physics | 992 | Expired |
| US6244368A | Hybrid powered vehicle | Emerging Cross-Sectional Technologies | 50 | Expired |
| US5969445A | Brushless motor | Electricity | 31 | Expired |
| US5740787A | Electric circuit device having an excellent sealing construction | Electricity | 20 | Expired |
| US8107281B2 | Magnetoresistive element and magnetic memory | Emerging Cross-Sectional Technologies | 18 | Active |
| US8680632B2 | Magnetoresistive element and magnetic memory | Electricity | 18 | Active |
| US5954880A | Roller support device in molten metal plating bath | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US5078512A | Unidirectional mode converter and optical isolator using same | Physics | 12 | Expired |
| US6814066B2 | Internal combustion engine ignition device and igniter for same | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US7608152B2 | Substrate processing apparatus and method | Emerging Cross-Sectional Technologies | 10 | Active |
| US10363018B2 | Medical processing apparatus and medical processing method | Physics | 10 | Active |
| US5927259A | Ignition apparatus for internal combustion engine | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US8734593B2 | Substrate treatment apparatus and substrate treatment method | Electricity | 9 | Active |
| US10767760B2 | Power transmission system, and control method of power transmission system that favorably suppress unusual sound generated from a switching sleeve | Emerging Cross-Sectional Technologies | 9 | Active |
| US8208292B2 | Magnetoresistive element and magnetic memory | Emerging Cross-Sectional Technologies | 8 | Active |
| US7463964B2 | Driving force distribution and controlling apparatus for vehicle and driving force distribution and controlling method for vehicle | Performing Operations; Transporting | 8 | Active |
| US4213517A | Elevator control system | Performing Operations; Transporting | 7 | Expired |
| US8521795B2 | Random number generating device | Physics | 7 | Active |
| US7422621B2 | Method for concentrating precious metals contained in leaching residue discharged from copper hydrometallurgical process | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7131437B2 | Ignition device for internal combustion engine | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US9087980B2 | Magnetoresistive element and magnetic memory | Electricity | 6 | Active |
| US5173445A | Method of making P-type compound semiconductor employing trimethylgallium, trimethylarsenic and arsine | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7095182B2 | Ignition control apparatus for internal combustion engine | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7164271B2 | Ion current detecting device in internal combustion engine | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US7932661B2 | Piezoelectric vibrator for ultrasonic motor | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.