Masaharu Nishimatsu
48Patents
13h-index
28Co-inventors
73Inventor score
Filing activity: Jun 17, 1981 → Dec 2, 1987
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4746558A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 49 | Expired |
| US4419406A | Magnetic recording medium and production thereof | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4415630A | Process of making magnetic recording medium | Emerging Cross-Sectional Technologies | 40 | Expired |
| US4567083A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4526837A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 23 | Expired |
| US4451531A | Magnetic recording medium and method | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4772522A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4835032A | Magnetic recording medium and recording/reproducing method therefor | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4511629A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4701375A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4547419A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 15 | Expired |
| US4629646A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4778707A | Magnetic recording medium and recording/reproducing method therefor | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4592948A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4637963A | Magnetic recording medium and method for making | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4537832A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4596747A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4828899A | Magnetic recording medium and recording/reproducing method thereof | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4560617A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4720411A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4618535A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4592942A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4780366A | Magnetic recording medium for image recording | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4702959A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4734326A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.