Michel Frigoli
2Patents
2h-index
4Co-inventors
27Inventor score
Filing activity: Jul 8, 1999 → Feb 29, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6312811A | Photochromic naphtho [2,1-b]pyran compounds containing bithienyl or terthienyl substituents, process for their manufacture, and photochromic materials and articles obtained | Emerging Cross-Sectional Technologies | 76 | Expired |
| US6281366A | Photochromic [3H]naphtho[2,1-b]pyran compounds containing an acetylenic substituent, process for their manufacture, and photochromic materials and articles obtained | Chemistry; Metallurgy | 58 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.