Toshio Yamamoto
142Patents
25h-index
211Co-inventors
93Inventor score
Filing activity: Sep 18, 1975 → Apr 21, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6218753A | Motor using rotor including interior permanent magnet, and apparatus-driving-unit employing the same motor | Electricity | 109 | Expired |
| USD387047S | Portion of a screen of a programmed computer system | General | 100 | Expired |
| US6236366A | Hermetically sealed semiconductor module composed of semiconductor integrated circuit and antenna element | Electricity | 88 | Expired |
| USD388070S | Portion of a screen of a programmed computer system | General | 80 | Expired |
| US4773647A | Slot machine with stop switch enablement after attainment of minimum reel speed | Physics | 79 | Expired |
| USD387045S | Portion of a screen of a programmed computer system or programmed facsimile machine | General | 74 | Expired |
| USD391249S | Portion of a computer screen with an icon | General | 70 | Expired |
| US6906316B2 | Semiconductor device module | Physics | 65 | Expired |
| USD389135S | Portion of a screen of a programmed computer system | General | 59 | Expired |
| US6287885A | Method for manufacturing semiconductor dynamic quantity sensor | Physics | 56 | Expired |
| US4614949A | Transfer-type thermal printer | Performing Operations; Transporting | 48 | Expired |
| USD388071S | Portion of a screen of a programmed computer system | General | 45 | Expired |
| USD281256S | Laser printer | General | 45 | Expired |
| USD398300S | Portion of a computer screen with an icon | General | 45 | Expired |
| USD388073S | Portion of a screen of a programmed computer system | General | 44 | Expired |
| USD388069S | Portion of a screen of a programmed computer system | General | 44 | Expired |
| USD387046S | Portion of a screen of a programmed computer system | General | 41 | Expired |
| USD390839S | Portion of a screen of a programmed computer system | General | 40 | Expired |
| USD387044S | Portion of a screen of a programmed computer system | General | 40 | Expired |
| US5274720A | Optical system having a ring-shaped waveguide | Physics | 35 | Expired |
| US5811903A | Motor | Mechanical Engineering; Lighting; Heating | 34 | Expired |
| US5955752A | Semiconductor module having antenna element therein | Electricity | 34 | Expired |
| US6511642B1 | Porous material, catalyst, method of producing the porous material and method for purifying exhaust gas | Emerging Cross-Sectional Technologies | 29 | Expired |
| US7642687B2 | Short-circuit member for a commutator and an armature | Electricity | 28 | Active |
| US5100969A | Pigment dispersing agent | Chemistry; Metallurgy | 28 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.