Hiroyuki Arioka
42Patents
13h-index
37Co-inventors
81Inventor score
Filing activity: Jul 18, 1984 → Dec 20, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5415914A | Optical recording disk | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5209027A | Polishing of the rear surface of a stamper for optical disk reproduction | Performing Operations; Transporting | 40 | Expired |
| US5616447A | Optical disc having printable label layer | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5419939A | Optical recording disk | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5391462A | Otical record disk | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4567083A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4758471A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5208088A | Optical recording medium | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4835032A | Magnetic recording medium and recording/reproducing method therefor | 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 |
| US4624892A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4778707A | Magnetic recording medium and recording/reproducing method therefor | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4828899A | Magnetic recording medium and recording/reproducing method thereof | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4666754A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5536548A | Optical recording disk | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4618535A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4734326A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4780366A | Magnetic recording medium for image recording | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4592942A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4639389A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4693934A | Magnetic recording medium for image recording | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4591528A | Magnetic recording medium | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4837116A | Magnetic recording medium and recording/reproducing method therefor | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7102969B2 | Multi-level optical recording medium reproducing method and reproducing device | Physics | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.