Keith Kretz
12Patents
7h-index
12Co-inventors
59Inventor score
Filing activity: Aug 13, 1997 → Oct 17, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5876997A | Phytase | Chemistry; Metallurgy | 93 | Expired |
| US6190897A | Phytase | Chemistry; Metallurgy | 34 | Expired |
| US7432097B2 | Phytases, nucleic acids encoding them and methods of making and using them | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6183740A | Recombinant bacterial phytases and uses thereof | Chemistry; Metallurgy | 30 | Expired |
| US6110719A | Phytase | Chemistry; Metallurgy | 30 | Expired |
| US6720014B1 | Phytase-containing foodstuffs and methods of making and using them | Human Necessities | 24 | Expired |
| US6855365B2 | Recombinant bacterial phytases and uses thereof | Human Necessities | 17 | Expired |
| US7135323B2 | Microbially expressed thermotolerant phytase for animal feed | Chemistry; Metallurgy | 7 | Expired |
| US7232677B2 | Phytase expression systems and methods of making and using them | Chemistry; Metallurgy | 5 | Expired |
| US7138260B2 | Microbially-expressed thermotolerant phytase for animal feed | Chemistry; Metallurgy | 3 | Expired |
| US7252983B2 | Microbially-expressed thermotolerant phytase for animal feed | Chemistry; Metallurgy | 2 | Active |
| US7452706B2 | Recombinant bacterial phytases and uses thereof | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.