Michael Gratzel
32Patents
16h-index
48Co-inventors
81Inventor score
Filing activity: Mar 18, 1976 → Mar 8, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5378628A | Sensor for measuring the amount of a component in solution | Emerging Cross-Sectional Technologies | 559 | Expired |
| US5393903A | Mono, bis or tris(substituted 2,2'-bipyridine) iron, ruthenium, osmium or vanadium complexes and their methods of preparation | Electricity | 490 | Expired |
| US4927721A | Photo-electrochemical cell | Emerging Cross-Sectional Technologies | 182 | Expired |
| US5482570A | Photovoltaic cell | Emerging Cross-Sectional Technologies | 136 | Expired |
| US4381978A | Photoelectrochemical system and a method of using the same | Emerging Cross-Sectional Technologies | 118 | Expired |
| US5441827A | Transparent regenerating photoelectrochemical cell | Emerging Cross-Sectional Technologies | 108 | Expired |
| US5084365A | Photo-electrochemical cell and process of making same | Emerging Cross-Sectional Technologies | 96 | Expired |
| US6067184A | Electrochromic or photoelectrochromic device | Physics | 84 | Expired |
| US6245988A | Metal complex photosensitizer and photovoltaic cell | Emerging Cross-Sectional Technologies | 73 | Expired |
| US5728487A | Photoelectrochemical cell and electrolyte for this cell | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5789592A | Phosphonated polypyridyl compounds and their complexes | Electricity | 54 | Expired |
| US6426827B1 | Electrochromic or photoelectrochromic device | Physics | 46 | Expired |
| US6335480B1 | Photovoltaic cell | Emerging Cross-Sectional Technologies | 36 | Expired |
| US6024807A | Process for manufacturing an electrode for an electrochemical device | Emerging Cross-Sectional Technologies | 24 | Expired |
| US4394293A | Catalyst for the photolytic production of hydrogen from water | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4847231A | Mixed ruthenium catalyst | Chemistry; Metallurgy | 17 | Expired |
| US4382846A | Simultaneous production of hydrogen and oxygen from water | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7271334B2 | Photocatalytic film for the cleavage of water into hydrogen and oxygen | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7090496B2 | Endosseous implant | Human Necessities | 11 | Expired |
| US4389290A | Use of electrocatalytic anodes in photolysis | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4367131A | Photolytic production of hydrogen from water | Emerging Cross-Sectional Technologies | 9 | Expired |
| US8567110B2 | Process for glass sealing of dye-sensitized solar cells | Emerging Cross-Sectional Technologies | 4 | Active |
| US4421617A | Photolytic production of hydrogen from water | Emerging Cross-Sectional Technologies | 4 | Expired |
| US5223634A | Molecular water oxidation catalyst | Chemistry; Metallurgy | 3 | Expired |
| US4032477A | Method of enhancing the electron yield during photoionization of a sensibilizer | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.