Yukio Tsukakoshi
5Patents
3h-index
10Co-inventors
54Inventor score
Filing activity: Mar 2, 1978 → Aug 11, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5300979A | Clamshell type image forming apparatus | Physics | 15 | Expired |
| US6406321B1 | Auxiliary structure for connecting connector for use in portable telephone | Electricity | 9 | Expired |
| US4213679A | Projector | Physics | 6 | Expired |
| US8542424B2 | Black coating film and production method therefor, black light shading plate, and diaphragm, diaphragm device for light intensity adjustment, shutter using the same, and heat resistant light shading tape | Emerging Cross-Sectional Technologies | 3 | Active |
| US7670673B2 | Heat-resistant, light-shielding film, production thereof, and aperture and light intensity adjusting device using the same | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.