Hiroyasu Yamamoto
33Patents
12h-index
28Co-inventors
81Inventor score
Filing activity: Jun 3, 1981 → Mar 3, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5394011A | Package structure for semiconductor devices and method of manufacturing the same | Electricity | 66 | Expired |
| US6485101B2 | Child seat with movable side head guards | Performing Operations; Transporting | 44 | Expired |
| US6170911A | Child seat | Performing Operations; Transporting | 39 | Expired |
| US6577751B2 | Image processing method capable of correcting red eye problem | Electricity | 35 | Expired |
| US6520579B2 | Vehicular child safety seat | Performing Operations; Transporting | 26 | Expired |
| US6633689B2 | Image reproducing apparatus | Electricity | 19 | Expired |
| US7445230B2 | Baby carriage | Performing Operations; Transporting | 19 | Expired |
| US4382375A | Method of rolling metal strip | Performing Operations; Transporting | 18 | Expired |
| US6908100B2 | Child-care instrument | Performing Operations; Transporting | 17 | Expired |
| USD510549S1 | Baby carriage | General | 17 | Expired |
| US5093762A | Electric double-layer capacitor | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6834127B1 | Method of adjusting output image areas | Physics | 14 | Expired |
| US6938914B2 | Baby carriage | Performing Operations; Transporting | 9 | Expired |
| US7243117B2 | Random number generator and probability generator | Physics | 9 | Expired |
| US6791708B1 | Print system and reorder sheet used to the same | Physics | 7 | Expired |
| US5173978A | Bed apparatus provided with bathtub | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7307763B2 | Image processing method | Physics | 7 | Expired |
| US6226070A | Image processing method | Electricity | 6 | Expired |
| US6430376B1 | Image processing apparatus, image output device, and image processing system | Physics | 6 | Expired |
| US8032574B2 | Probability generating apparatus | Physics | 4 | Active |
| US6668096B1 | Image verification method | Physics | 4 | Expired |
| US6571631B1 | Displacement sensor and movement information collecting device comprising the same | Physics | 4 | Expired |
| US7405922B2 | Double layer capacitor | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6766065B1 | Method of setting an image processing condition of a frame area on a photographic film | Electricity | 3 | Expired |
| US7333242B2 | Test print producing method and photograph image printing method using the same | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.