Tetsu Oi
11Patents
6h-index
16Co-inventors
55Inventor score
Filing activity: Sep 13, 1974 → Sep 28, 1981
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4177372A | Method and apparatus for laser zone melting | Emerging Cross-Sectional Technologies | 52 | Expired |
| US4367267A | Amorphous lithium fluoaluminate | Electricity | 13 | Expired |
| US4365155A | Scintillator with ZnWO.sub.4 single crystal | Emerging Cross-Sectional Technologies | 12 | Expired |
| US3943570A | Semiconductor magnetic head | Electricity | 11 | Expired |
| US4177298A | Method for producing an InSb thin film element | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4186481A | Method for fabrication of rear chip for hall effect magnetic head | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4390460A | Lithium oxide based amorphous material and process for preparation thereof | Electricity | 4 | Expired |
| US4323418A | Method for growing a pipe-shaped single crystal | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4279772A | Crystal for scintillator | Chemistry; Metallurgy | 2 | Expired |
| US4080478A | Method for producing an InSb thin film | Electricity | 1 | Expired |
| US4305777A | Method of producing ferrite single crystals | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.