Michele Heffner
21Patents
7h-index
12Co-inventors
62Inventor score
Filing activity: Aug 10, 2001 → Sep 11, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6407280B1 | Promoted multi-metal oxide catalyst | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6504053B1 | Promoted multi-metal oxide catalyst | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6407031B1 | Promoted multi-metal oxide catalyst | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6841699B2 | Recalcined catalyst | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6624111B2 | Halogen promoted multi-metal oxide catalyst | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6825380B2 | Promoted multi-metal oxide catalyst | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6461996B2 | Halogen promoted multi-metal oxide catalyst | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6790988B2 | Ir and/or Sm promoted multi-metal oxide catalyst | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6734136B2 | IR and/or SM promoted multi-metal oxide catalyst | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7018951B2 | Annealed and promoted catalyst | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6943135B2 | NOx treated mixed metal oxide catalyst | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6916945B2 | NOx treated mixed metal oxide catalyst | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7288669B2 | NOx treated mixed metal oxide catalyst | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6645905B2 | Annealed and promoted catalyst | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7396955B2 | Annealed and promoted catalyst | Chemistry; Metallurgy | 3 | Active |
| US6747168B2 | Halogen promoted multi-metal oxide catalyst | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6700029B2 | Processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles from alkanes | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6818588B2 | NOx treated mixed metal oxide catalyst | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9371466B2 | Method of making polymer encapsulated titanium dioxide particles | Emerging Cross-Sectional Technologies | 1 | Active |
| US6911556B2 | Processes for the preparation of olefins, unsaturated carboxylic acids and unsaturated nitriles from alkanes | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7348292B2 | Annealed and promoted catalyst | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.