MASAHIRO IRIE
2Patents
0Active
2Granted
23Portfolio score
Filing activity: Oct 15, 1993 → Dec 20, 1993
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5316900A | Optical recording medium having a constant birefringent property and an alterable photochromic property | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5376511A | Optical recording medium | Emerging Cross-Sectional Technologies | 18 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.