Akira Kato
417Patents
32h-index
562Co-inventors
93Inventor score
Filing activity: Aug 11, 1975 → Mar 8, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7139569B2 | Service searching system | Electricity | 222 | Expired |
| US5177670A | Capacitor-carrying semiconductor module | Emerging Cross-Sectional Technologies | 193 | Expired |
| US5678402A | Air-fuel ratio control system for internal combustion engines and exhaust system temperature-estimating device applicable thereto | Emerging Cross-Sectional Technologies | 101 | Expired |
| US6855074B2 | Multi-piece solid golf ball | Human Necessities | 93 | Expired |
| US7336002B2 | Vehicle power supply system | Emerging Cross-Sectional Technologies | 80 | Expired |
| US8036815B2 | System for restarting internal combustion engine when engine restart request occurs | Emerging Cross-Sectional Technologies | 79 | Active |
| US5123413A | Electric therapeutic apparatus | Human Necessities | 74 | Expired |
| US6168100A | Method for producing embossed metallic flakelets | Physics | 61 | Expired |
| US7035049B2 | Glass substrate for a magnetic disk, a magnetic disk which can be formed with a stable texture and a magnetic disk device | Physics | 61 | Expired |
| US5947095A | Cylinder-by-cylinder air-fuel ratio-estimating system for internal combustion engines | Mechanical Engineering; Lighting; Heating | 55 | Expired |
| US6754579B2 | Automatic engine stop and start system | Emerging Cross-Sectional Technologies | 55 | Expired |
| US7528674B2 | Mobile radio apparatus capable of adaptive impedance matching | Electricity | 54 | Active |
| US7283145B2 | Image heating apparatus and heater therefor | Physics | 53 | Active |
| US6112388A | Embossed metallic flakelets and method for producing the same | Emerging Cross-Sectional Technologies | 50 | Expired |
| US4537873A | Catalyst for catalytic combustion | Performing Operations; Transporting | 49 | Expired |
| US7193181B2 | Image heating apparatus and heater used therefor | Physics | 49 | Expired |
| US5407998A | Golf ball and method for the production thereof | Emerging Cross-Sectional Technologies | 48 | Expired |
| US5716293A | Golf ball | Emerging Cross-Sectional Technologies | 47 | Expired |
| US9033820B2 | Golf club head | Performing Operations; Transporting | 47 | Active |
| US7728546B2 | Multiple power supply apparatus with improved installability | Emerging Cross-Sectional Technologies | 45 | Active |
| US4822384A | Oxygen enriching apparatus with means for regulating oxygen concentration of oxygen enriched gas | Performing Operations; Transporting | 43 | Expired |
| US5704852A | Thread wound golf ball | Human Necessities | 41 | Expired |
| US4738946A | High temperature stable catalyst and process for preparing same | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5856711A | Power-supply distributor for use in vehicles | Performing Operations; Transporting | 39 | Expired |
| US8814724B2 | Golf club | Human Necessities | 39 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.