Tetsuya Oka
6Patents
2h-index
7Co-inventors
44Inventor score
Filing activity: Aug 9, 1985 → Sep 9, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4724210A | Method for purification of influenza virus | Chemistry; Metallurgy | 14 | Expired |
| US5292506A | Muramyldipeptide derivatives and influenza vaccine comprising the derivatives | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9830560B2 | Billing management system, image processing apparatus, billing control method and recording medium | Physics | 1 | Active |
| US9390905B2 | Method for manufacturing silicon substrate and silicon substrate | Emerging Cross-Sectional Technologies | 0 | Active |
| US9252025B2 | Method for manufacturing silicon single crystal wafer and electronic device | Electricity | 0 | Active |
| US10264157B2 | Image processing apparatus, image processing method and image processing program | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.