Stephan Astegger
7Patents
6h-index
13Co-inventors
52Inventor score
Filing activity: May 24, 1990 → Apr 17, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5216144A | Method of producing shaped cellulosic articles | Chemistry; Metallurgy | 28 | Expired |
| US5409532A | Amine-oxides | Chemistry; Metallurgy | 25 | Expired |
| US5189152A | Cellulose solution in water and NMMO | Chemistry; Metallurgy | 21 | Expired |
| US5043075A | Method of removing amines | Performing Operations; Transporting | 16 | Expired |
| US5053138A | Process for purifying an aqueous solution of N-methyl-morpholine N-oxide | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5118423A | Method of removing water from a dilute solution of N-methylmorpholine-N-oxide, N-methylmorpholine, or morpholine | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5847129A | Process for the regeneration of an aqueous process liquid of the amine-oxide process | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.