Masaru Sekine
15Patents
6h-index
14Co-inventors
63Inventor score
Filing activity: Feb 7, 1980 → Jul 18, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4346793A | Motion snubbing device | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US5428968A | Refrigerator showcase | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7726831B2 | Showcase | Mechanical Engineering; Lighting; Heating | 14 | Active |
| USD585911S1 | Cold storage showcase | General | 10 | Expired |
| USD321197S | Freezer showcase | General | 8 | Expired |
| US4474832A | Magnetic recording media | Physics | 7 | Expired |
| US7857473B2 | Open showcase with light emitting diodes | Mechanical Engineering; Lighting; Heating | 6 | Active |
| USD585464S1 | Cold storage showcase | General | 3 | Expired |
| US7572025B2 | Showcase | Emerging Cross-Sectional Technologies | 3 | Active |
| US4935605A | Apparatus for correcting curl of magnetic recording medium | Physics | 3 | Expired |
| US4546725A | Apparatus for manufacturing magnetic recording media | Physics | 2 | Expired |
| US4526131A | Magnetic recording medium manufacturing apparatus | Physics | 2 | Expired |
| US7845818B2 | Showcase | Human Necessities | 2 | Active |
| USD582178S1 | Portion of a cold storage showcase | General | 1 | Expired |
| USD689103S1 | Freezer showcase | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.