Eiki Usui
5Patents
4h-index
15Co-inventors
50Inventor score
Filing activity: Jun 30, 1976 → Jan 25, 1994
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4753685A | Aluminum alloy sheet with good forming workability and method for manufacturing same | Chemistry; Metallurgy | 23 | Expired |
| US4631112A | Surface-treated aluminum alloy substrates for magnetic disks | Physics | 14 | Expired |
| US5437746A | Aluminum alloy sheet for discs having good platability | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4072542A | Alloy sheet metal for fins of heat exchanger and process for preparation thereof | Chemistry; Metallurgy | 7 | Expired |
| US5389453A | Aluminum alloy material having a surface of excellent zinc phosphate processability | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.