Koji Yoshida
383Patents
26h-index
269Co-inventors
93Inventor score
Filing activity: Jun 14, 1976 → Jun 13, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD532030S1 | Electronic camera | General | 79 | Expired |
| US5605641A | Method and apparatus for laser marking a continuously moving workpiece | Performing Operations; Transporting | 77 | Expired |
| US7057896B2 | Power module and production method thereof | Electricity | 76 | Expired |
| USD474737S1 | Battery charger for electronic still camera | General | 69 | Expired |
| US6307590A | Cooled CCD camera | Electricity | 67 | Expired |
| US8740779B2 | Imaging device and method of cleaning an illumination window of the imaging device | Human Necessities | 64 | Active |
| USD489323S1 | Battery charger for digital cameras | General | 63 | Expired |
| US6452816B2 | Switching power supply with delay circuit for light-load period | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6646848B2 | Switching power supply apparatus | Electricity | 47 | Expired |
| US5081350A | Scanning microscope and scanning mechanism for the same | Physics | 46 | Expired |
| US7383304B2 | System, method, program and storage medium for processing electronic mail | Physics | 45 | Expired |
| US5490052A | Switching power supply | Electricity | 41 | Expired |
| USD718445S1 | Operating grip for endoscope | General | 39 | Active |
| US6576919B1 | Method of determining movement sequence and apparatus for realizing it | Physics | 36 | Expired |
| USD687147S1 | Medical work table | General | 35 | Active |
| USD508459S1 | Battery charger for electronic cameras | General | 34 | Expired |
| US7439632B2 | Vehicle door control system | Physics | 33 | Active |
| US6220764A | Optical module, method for manufacturing optical module and optical communication apparatus | Electricity | 33 | Expired |
| US4234619A | Decholesterolized and defatted egg powder and method for producing same | Human Necessities | 32 | Expired |
| US8255213B2 | Speech decoding apparatus, speech encoding apparatus, and lost frame concealment method | Physics | 31 | Active |
| USD777915S1 | Operating grip for endoscope | General | 31 | Active |
| US5448465A | Switching power supply without switching induced spike voltages | Electricity | 31 | Expired |
| US4846729A | Zero insertion force connector actuated by a stored shape member | Electricity | 30 | Expired |
| US6282352A | Optical module, method for manufacturing optical module and optical communication apparatus | Electricity | 27 | Expired |
| US6425451B2 | Motorcycle | Emerging Cross-Sectional Technologies | 26 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.