Yasuhiro Iguchi
59Patents
8h-index
31Co-inventors
78Inventor score
Filing activity: Feb 1, 1993 → Aug 21, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6218684A | Photodiode with buffer layer | Electricity | 43 | Expired |
| US5787215A | Linear PD/LD module, linear PD/LED module, linear LD/PD module, linear LED/PD module and linear PD module | Electricity | 42 | Expired |
| US6683326B2 | Semiconductor photodiode and an optical receiver | Electricity | 31 | Expired |
| US5764826A | PD/LD module and PD module | Physics | 31 | Expired |
| US6521968B2 | Photodiode | Electricity | 16 | Expired |
| US8243139B2 | Image pickup device, visibility support apparatus, night vision device, navigation support apparatus, and monitoring device | Electricity | 12 | Active |
| US6518638B1 | Photodiode | Electricity | 11 | Expired |
| US6885075B2 | Photodiode | Electricity | 10 | Expired |
| US7999231B2 | Moisture detector, biological body moisture detector, natural product moisture detector, and product/material moisture detector | Emerging Cross-Sectional Technologies | 7 | Active |
| US7605406B2 | Rear-illuminated-type photodiode array | Electricity | 7 | Active |
| US6483161B1 | Submount with filter layers for mounting a bottom-incidence type photodiode | Electricity | 6 | Expired |
| US8120061B2 | Light receiving device | Emerging Cross-Sectional Technologies | 6 | Active |
| US8274127B2 | Photodiode array for image pickup device | Electricity | 6 | Active |
| US7508046B2 | Photodetector | Electricity | 6 | Active |
| US7332751B2 | Rear-illuminated-type photodiode array | Electricity | 5 | Expired |
| US5316956A | Method for manufacturing semiconductor light-receiving elements | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7608825B2 | Image pickup device, vision enhancement apparatus, night-vision apparatus, navigation support apparatus, and monitoring apparatus | Electricity | 3 | Active |
| US8188559B2 | Light-receiving element and light-receiving element array | Emerging Cross-Sectional Technologies | 3 | Active |
| US8809985B2 | Light receiving device, optical device, and method for producing light receiving device | Electricity | 3 | Active |
| US7274081B2 | Front-illuminated-type photodiode array | Electricity | 3 | Expired |
| US6214708A | Method and apparatus for diffusing zinc into groups III-V compound semiconductor crystals | Electricity | 3 | Expired |
| US6835990B2 | Semiconductor light receiving element | Physics | 2 | Expired |
| US6516743B2 | Method and apparatus diffusing zinc into groups III-V compound semiconductor crystals | Electricity | 2 | Expired |
| US6696740B2 | Photodiode | Electricity | 2 | Expired |
| US8058642B2 | Light-receiving device | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.