Shigeru Semura
11Patents
8h-index
15Co-inventors
61Inventor score
Filing activity: Feb 17, 1994 → May 3, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5444804A | Optical waveguide module | Physics | 88 | Expired |
| US5625730A | Optical waveguide module having waveguide substrate made of predetermined material and ferrule made of material different from that of waveguide substrate | Physics | 43 | Expired |
| US5513290A | Coupling structure of optical fibers and optical waveguides | Physics | 21 | Expired |
| US5627930A | Arrayed optical fiber coupler and method of manufacturing the same | Physics | 13 | Expired |
| US5463708A | Optical waveguide module having a waveguide affixed thereto at a first bonding strength and optical fibers affixed thereto at a second bonding strength | Physics | 10 | Expired |
| US5696860A | Optical device module and method for manufacturing the same | Physics | 10 | Expired |
| US6477308B2 | Optical waveguide devices and methods of fabricating the same | Physics | 8 | Expired |
| US5408491A | Optical isolator | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5620494A | Method for manufacturing optical fiber coupler | Physics | 7 | Expired |
| US5673345A | Package with optical waveguide module mounted therein | Physics | 6 | Expired |
| US5471306A | Method for assembling optical isolator and method for measuring isolation | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.