Kunio Yamada
106Patents
17h-index
93Co-inventors
89Inventor score
Filing activity: Dec 6, 1976 → Aug 18, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4345602A | Medical vascular guide wire and self-guilding type catheter | Human Necessities | 178 | Expired |
| US4854582A | Head connecting device in golf clubs | Human Necessities | 118 | Expired |
| US4417731A | Hollow metal golf club head and club incorporating it | Human Necessities | 59 | Expired |
| USD498753S1 | Portable computer | General | 52 | Expired |
| US5267342A | Light attenuating element and method of producing the same | Physics | 49 | Expired |
| US6295062A | Icon display apparatus and method used therein | Electricity | 47 | Expired |
| US5887223A | Image forming apparatus having high image quality control mechanism | Physics | 40 | Expired |
| US4796961A | Multi-beam scanning optical system | Electricity | 33 | Expired |
| US4570096A | Electromechanical translation device comprising an electrostrictive driver of a stacked ceramic capacitor type | Electricity | 32 | Expired |
| US5812903A | Image forming apparatus and method enabling toner amount control without actual measurement of toner characteristic | Physics | 30 | Expired |
| US4280854A | Method of manufacturing a semiconductor device having conductive and insulating portions formed of a common material utilizing selective oxidation and angled ion-implantation | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6122075A | Image forming apparatus | Electricity | 25 | Expired |
| US5590380A | Multiprocessor system with processor arbitration and priority level setting by the selected processor | Physics | 24 | Expired |
| US6309438A | Filter unit and dust-proof mask therewith | Performing Operations; Transporting | 21 | Expired |
| US5621835A | Optical fiber assembly and manufacturing method for the same | Physics | 21 | Expired |
| US5404156A | Method and apparatus for forming a full-color image | Electricity | 21 | Expired |
| US5675683A | Optical coupler constructed using optical fiber ferrules | Physics | 20 | Expired |
| US6718860B2 | Method and apparatus for making holes in pipe | Emerging Cross-Sectional Technologies | 17 | Expired |
| USD589547S1 | Video camera with recorder and player | General | 17 | Expired |
| US6165055A | Optical fiber end surface polishing apparatus | Physics | 17 | Expired |
| US5734407A | Image quality control at restart of image forming apparatus | Physics | 16 | Expired |
| US5321790A | Optical attenuator using an optical fiber and method and apparatus for producing the same | Physics | 16 | Expired |
| US5417097A | Process and apparatus for press forming | Performing Operations; Transporting | 16 | Expired |
| USD465491S1 | LCD monitor | General | 15 | Expired |
| US7262767B2 | Pseudo 3D image creation device, pseudo 3D image creation method, and pseudo 3D image display system | Electricity | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.