Shigeru Oikawa
8Patents
5h-index
24Co-inventors
63Inventor score
Filing activity: Aug 6, 1976 → Mar 26, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4320292A | Coordinate input apparatus | Physics | 78 | Expired |
| US5781661A | Handwritting information detecting method and apparatus detachably holding writing tool | Physics | 53 | Expired |
| US4240849A | Polymer optical circuit with optical lead-fibers and method of fabricating the same | Physics | 29 | Expired |
| US4381269A | Fabrication of a low-loss plastic optical fiber | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4585722A | Optical recording media with thermal coloration and process for producing same | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4050430A | Intake air warming device | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8881885B2 | Raw material loading apparatus | Emerging Cross-Sectional Technologies | 1 | Active |
| US5825366A | Method and apparatus for synthesizing images for video communication systems | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.