Norbert Hampp
20Patents
10h-index
21Co-inventors
75Inventor score
Filing activity: Apr 11, 1990 → Feb 5, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8109999B2 | Intraocular lens | Physics | 37 | Active |
| US5783056A | Electrochemical enzyme biosensor | Emerging Cross-Sectional Technologies | 29 | Expired |
| US6366388B1 | Light modulator comprising a photochromic layer | Physics | 18 | Expired |
| 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 |
| US5039390A | Chemically sensitive transducer | Electricity | 13 | Expired |
| US7939220B2 | Proton-translocating retinal protein | Physics | 11 | Expired |
| US6274279A | Preparations of bacteriorhodopsin variants having increased memory time, and their use | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5670239A | Composition for the delocalized marking of articles, its preparation and use | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7835563B2 | Method of guaranteeing the authenticity of documents by checking for the presence of a changed feature, and the document | Physics | 11 | Expired |
| US6187170A | System for the electrochemical delignification of lignin-containing materials and a process for its application | Textiles; Paper | 10 | Expired |
| US5374492A | Purple membrane preparations having increased holographic diffraction efficiency | Physics | 8 | Expired |
| US5223355A | Process for improving the signal-to-noise ratio in holography using bacteriorhodopsin-based recording media | Physics | 7 | Expired |
| US6069282A | Process for the preparation of aldehydes and ketones | Chemistry; Metallurgy | 6 | Expired |
| US7722941B2 | Optical data store and method for storage of data in an optical data store | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6169213A | Process for the preparation of heteroaryl aldehydes and heteroaryl ketones | Chemistry; Metallurgy | 1 | Expired |
| US6927050B1 | Linker-free covalent coupling of bacteriorhodopsin in purple membrane form | Chemistry; Metallurgy | 1 | Expired |
| US9530498B2 | Optical data store and method for storage of data in an optical data store | Emerging Cross-Sectional Technologies | 0 | Active |
| US8119185B2 | Protective material comprising reversible and irreversible photochemical functional constituents | Emerging Cross-Sectional Technologies | 0 | Active |
| US7534586B2 | Method for producing biomass | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.