Hiroshi Hihara
4Patents
4h-index
7Co-inventors
36Inventor score
Filing activity: Aug 26, 1991 → Jan 28, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5244485A | Method of manufacturing a silica glass preform | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5185020A | Method for manufacturing a silica-base material for optical fiber | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5352259A | Method of manufacturing optical fiber preform | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5169421A | Method of manufacturing silica glass optical waveguide preform | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.