Genji Tohmon
8Patents
8h-index
9Co-inventors
62Inventor score
Filing activity: Jan 31, 1992 → Feb 12, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6406196B1 | Optical device and method for producing the same | Electricity | 77 | Expired |
| US5659558A | Short-wavelength laser element doped with rare earth ions, optical amplifier doped with rare earth ions, and wavelength converter doped with rare earth ions | Electricity | 28 | Expired |
| US6517257B2 | Optical transmitter/receiver apparatus, method for fabricating the same and optical semiconductor module | Physics | 18 | Expired |
| US6332719A | Optical transmitter/receiver apparatus, method for fabricating the same and optical semiconductor module | Physics | 12 | Expired |
| US5341237A | Rare earth ion doped optical element | Electricity | 10 | Expired |
| US5426656A | Laser element doped with rare earth ions, optical amplifier element doped with rare earth ions and rare-earth-ion-doped short-wavelength laser light source apparatus | Electricity | 9 | Expired |
| US5321708A | Optical fiber amplifier doped with dysprosium ion for the 1.3 .mu.m wavelength band | Electricity | 9 | Expired |
| US9123374B1 | Heat assisted magnetic recording writer having an integrated polarization rotation plate | Physics | 9 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.