Yukio Michishita
15Patents
6h-index
27Co-inventors
66Inventor score
Filing activity: Mar 29, 1996 → Aug 6, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6417487B2 | Laser beam machining head | Performing Operations; Transporting | 30 | Expired |
| US6294754A | Laser beam machining head | Performing Operations; Transporting | 22 | Expired |
| US6064514A | Optical surge preventing method and system for use with or in a rare earth doped fiber circuit | Electricity | 15 | Expired |
| US5956166A | Wavelength division multiplexing optical transmission system and wavelength division multiplexing optical transmission method | Electricity | 12 | Expired |
| US6144487A | Optical amplifying apparatus capable of detecting at least one of optical individual signals | Electricity | 11 | Expired |
| US6496302B1 | Optical amplifier | Electricity | 7 | Expired |
| US9739695B2 | Water jet peening compressive residual stress test method, test device, and test facility | Emerging Cross-Sectional Technologies | 6 | Active |
| US7496296B2 | Optical transmission path monitoring system, monitoring apparatus therefor and monitoring method therefor | Electricity | 5 | Expired |
| US6151159A | Optical amplifier for wavelength multiplex transmission | Electricity | 4 | Expired |
| US6097534A | Optical amplifier system generating high optical output level | Electricity | 4 | Expired |
| US6271960A | Method and apparatus for wavelength conversion of signal light | Physics | 4 | Expired |
| US5754325A | Optical regenerating circuit | Electricity | 4 | Expired |
| US6941075B2 | Wavelength division multiplexing optical transmission method and system | Electricity | 2 | Expired |
| US6442309B1 | Optical amplifier | Electricity | 1 | Expired |
| US10766120B2 | Method and device for manufacturing compressor scrolls, compressor scroll, and scroll compressor | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.