Frank Hubner
12Patents
4h-index
25Co-inventors
52Inventor score
Filing activity: Oct 12, 1993 → Oct 11, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6063968A | Method for the production of trimethylhydroquinone | Chemistry; Metallurgy | 34 | Expired |
| US5455264A | RS-thioctic acid with novel morphology | Chemistry; Metallurgy | 16 | Expired |
| US5981767A | Method of producing dry thioctic acid | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5874632A | Method of producing ketoisophorone | Chemistry; Metallurgy | 8 | Expired |
| US6380437B1 | Process for the preparation of unsaturated 4,5-allene ketones, 3,5-diene ketones and the corresponding saturated ketones | Chemistry; Metallurgy | 4 | Expired |
| US5618957A | Method of producing salcomine | Chemistry; Metallurgy | 2 | Expired |
| US5907065A | Method of producing .beta.-isophorone by the isomerization of .alpha.-isophorone | Chemistry; Metallurgy | 2 | Expired |
| US5969176A | Process for the production of trimethylhydroquinone diesters and of trimethylhydroquinone | Chemistry; Metallurgy | 2 | Expired |
| US6048988A | Process for the production of .alpha.-tocopherol esters | Chemistry; Metallurgy | 1 | Expired |
| US6005147A | Method of producing 3, 5, 5-trimethylcyclohexa-3-ene-1-one(.beta.-isophorone) by the isomerization of 3, 5, 5-trimethylcyclohexa-2-ene-1-(.alpha.-isophorone) | Chemistry; Metallurgy | 1 | Expired |
| US6013815A | Production and use of salts of 6,8-bis (amidiniumthio)-octanoic acid | Chemistry; Metallurgy | 0 | Expired |
| US5760268A | Production and use of salts of 6, 8-bis (amidiniumthio) -octanoic acid | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.