Koichi Hara
21Patents
8h-index
25Co-inventors
75Inventor score
Filing activity: Jun 14, 1982 → Jan 12, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4407986A | Polypropylene composition | Chemistry; Metallurgy | 37 | Expired |
| US6310475A | Magnetic sensor having magnetic detectors arranged in a direction orthogonal to a relative moving direction | Physics | 16 | Expired |
| USD284190S | Telephone | General | 13 | Expired |
| US5048739A | Integral frame type paper feeder | Performing Operations; Transporting | 13 | Expired |
| US5008219A | Process for producing glass | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5019146A | Method for producing glass | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6816313B2 | Display unit, display method, and display instrument employing the same | Electricity | 8 | Expired |
| US5276578A | Magnetic head having a pair of front core assemblies | Physics | 8 | Expired |
| USD304425S | Tape measure case | General | 6 | Expired |
| US8254006B2 | Oscillator device and optical deflector using the same | Physics | 5 | Active |
| US5251089A | Magnetic head | Physics | 5 | Expired |
| US6736515B2 | Image display device | Electricity | 3 | Expired |
| US5114114A | Molding container for manufacturing glass article | Emerging Cross-Sectional Technologies | 3 | Expired |
| US9516753B2 | Wiring substrate and method for manufacturing wiring substrate | Emerging Cross-Sectional Technologies | 2 | Active |
| US8886364B2 | Method and apparatus for determining traveling condition of vehicle | Performing Operations; Transporting | 1 | Active |
| US7438804B2 | Coagulation treatment apparatus | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6781760B2 | Display device | Physics | 1 | Expired |
| US9482441B2 | Composite molded body and method for manufacturing same | Performing Operations; Transporting | 1 | Active |
| US9773747B2 | Wiring substrate and method for manufacturing wiring subtrate | Emerging Cross-Sectional Technologies | 0 | Active |
| US12206551B2 | Power control device, power control method, and power control program | Electricity | 0 | Active |
| US5141546A | Method of manufacturing glass article | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.