Hiroyoshi Yajima
14Patents
3h-index
26Co-inventors
60Inventor score
Filing activity: Nov 22, 1989 → Aug 2, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6772514B2 | Method of machining glass substrate and method fabricating high-frequency circuit | Emerging Cross-Sectional Technologies | 24 | Expired |
| US7564884B1 | Ridge-stripe semiconductor laser | Electricity | 9 | Active |
| US5018159A | Divided electrode type semiconductor laser device | Electricity | 5 | Expired |
| US10016231B2 | Medical apparatus | Human Necessities | 3 | Active |
| US8565861B2 | Optical inspection device, electromagnetic wave detection method, electromagnetic wave detection device, organism observation method, microscope, endoscope, and optical tomographic image generation device | Physics | 3 | Active |
| US10088638B2 | Optical fiber connection mechanism and optical fiber connection method | Physics | 2 | Active |
| US7407421B2 | Light source, optical pickup, and electronic apparatus | Electricity | 1 | Expired |
| US8018134B2 | Light source, optical pickup, and electronic apparatus | Electricity | 1 | Active |
| US8471193B2 | Photodetection device for detecting low temporal coherence light, photodetection method, microscope and endoscope | Physics | 1 | Active |
| US10973400B2 | Optical fiber scanner and scanning endoscope apparatus | Human Necessities | 1 | Active |
| US6819472B2 | Optical modulator and communications system including the optical modulator | Physics | 1 | Expired |
| US8912508B2 | Multiphoton-excited measuring device | Physics | 0 | Active |
| US10502947B2 | Optical fiber scanning apparatus and optical scanning type endoscope | Electricity | 0 | Active |
| US7653099B2 | Semiconductor laser device which is capable of stably emitting short-wavelength laser light | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.