Shinichi Ohta
34Patents
12h-index
32Co-inventors
81Inventor score
Filing activity: May 18, 1976 → Jun 21, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD516069S1 | Identification image scanner and router | General | 53 | Expired |
| USD518826S1 | Image scanner for a computer | General | 40 | Expired |
| US5703311A | Electronic musical apparatus for synthesizing vocal sounds using format sound synthesis techniques | Physics | 40 | Expired |
| US5747715A | Electronic musical apparatus using vocalized sounds to sing a song automatically | Physics | 27 | Expired |
| US4864326A | Dual beam recorder | Electricity | 27 | Expired |
| US4227780A | Eye examining instrument | Human Necessities | 26 | Expired |
| US4149787A | Eye fundus camera | Human Necessities | 25 | Expired |
| US4305897A | Packaging process for semiconductors | Electricity | 22 | Expired |
| US5929133A | Anti-bacterial film suitable for food packaging | Chemistry; Metallurgy | 20 | Expired |
| US4068932A | Optical instrument for examining the eye fundus | Human Necessities | 20 | Expired |
| US5998725A | Musical sound synthesizer and storage medium therefor | Physics | 15 | Expired |
| US4873537A | Image recording apparatus for producing a plurality of pulse width modulated signals on the basis of image data | Physics | 14 | Expired |
| US5769251A | Controlling operations of a reach tower crane | Performing Operations; Transporting | 12 | Expired |
| US4710821A | Image recording apparatus | Electricity | 11 | Expired |
| US5917790A | Optical information recording/reproducing method and apparatus for performing auto-tracking control using a three-beam method, with respect to first and second recording media having different track pitches | Physics | 9 | Expired |
| US5293366A | Information recording and reproducing apparatus provided with means for adding to a tracking signal offset corresponding to the positional deviation of a recording spot and a reproducing spot | Physics | 8 | Expired |
| USD514575S1 | Image reader for a computer | General | 7 | Expired |
| US5909414A | Optical information recording and reproducing apparatus having a function of preventing overwrite recording | Physics | 7 | Expired |
| USD552096S1 | Image scanner for a computer | General | 7 | Expired |
| US5189659A | Method and apparatus for recording and reproducing information by intermittent light emission from laser light source | Physics | 4 | Expired |
| US5726963A | Information reproduction apparatus including a phase compensation circuit for eliminating the influence of AC-coupling | Physics | 3 | Expired |
| USD512717S1 | Image scanner for a computer | General | 3 | Expired |
| US6904623B2 | Drain plug structure for bath tub | Fixed Constructions | 2 | Expired |
| US5499226A | Optical information reproduction apparatus and optical information reproduction method | Physics | 2 | Expired |
| US11398210B2 | Musical sound information outputting apparatus, musical sound producing apparatus, method for generating musical sound information | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.