Norbert Hampp
4Patents
1Active
4Granted
32Portfolio score
Filing activity: Mar 31, 2000 → Sep 22, 2006 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8109999B2 | Intraocular lens | Physics | 37 | Active |
| US6616964B1 | Method and preparation for the photochromic marking and/or for securing the authenticity of objects | Chemistry; Metallurgy | 17 | Expired |
| US6887269B1 | Ophthalmologic implant | Human Necessities | 15 | Expired |
| US6927050B1 | Linker-free covalent coupling of bacteriorhodopsin in purple membrane form | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.