Hiroshi Ishibashi
40Patents
14h-index
66Co-inventors
84Inventor score
Filing activity: Apr 4, 1973 → Sep 23, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD474720S1 | Front bumper for an automobile | General | 37 | Expired |
| US4873589A | Data recorder and method | Physics | 37 | Expired |
| US4767674A | Metal cored board and method for manufacturing same | Emerging Cross-Sectional Technologies | 36 | Expired |
| USD504366S1 | Front bumper for an automobile | General | 31 | Expired |
| US4899232A | Apparatus for recording and/or reproducing digital data information | Physics | 29 | Expired |
| USD645795S1 | Grille for automobiles | General | 28 | Expired |
| US5012459A | Data recorder | Physics | 23 | Expired |
| US5818652A | Device for reproducing a recording medium having plural recording areas | Physics | 19 | Expired |
| US4837102A | Liquid developer for electrostatic photography | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4840865A | Liquid developer for electrostatic photography | Physics | 15 | Expired |
| US5091805A | Apparatus and method for recording and/or reproducing a digital signal | Physics | 15 | Expired |
| US6448578B1 | Thin-film transistor and liquid crystal display device | Physics | 14 | Expired |
| US4543485A | Scintillator for radiation detection and process for producing the same | Physics | 14 | Expired |
| US4144068A | Method for color photographic processing | Physics | 14 | Expired |
| US4842975A | Method of making liquid developer for electrostatic photography | Physics | 13 | Expired |
| USD610056S1 | Rear bumper for automobile | General | 12 | Expired |
| USD474424S1 | Automobile | General | 12 | Expired |
| US6450036B1 | Method and device for diagnosing deterioration of an article having at least a covering layer organic polymer material | Physics | 12 | Expired |
| US6397525B1 | Sealing assembly for a vehicle door including a weather strip and a dasher seal | Performing Operations; Transporting | 11 | Expired |
| US5134529A | Apparatus and method for recording a digital signal | Physics | 11 | Expired |
| USD504091S1 | Rear bumper for an automobile | General | 8 | Expired |
| US6141164A | Data recording/reproducing apparatus employing read-after-write system | Physics | 7 | Expired |
| US4579803A | Liquid developer for electrostatic photography | Physics | 7 | Expired |
| US3999218A | Video signal recording and reproducing apparatus for stop motion picture | Electricity | 7 | Expired |
| USD373333S | Automobile | General | 7 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.