Helmut Pummer
3Patents
2h-index
5Co-inventors
30Inventor score
Filing activity: Nov 10, 1975 → Nov 24, 1978
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4070236A | Paper manufacture with improved retention agents | Textiles; Paper | 26 | Expired |
| US4251410A | Reaction products of a polyacrylamide formaldehyde, a secondary amine and an-nh group-containing functional derivative of an acid | Chemistry; Metallurgy | 21 | Expired |
| US4130589A | Oxyalkylated alkyl polyamines as defoaming agents | Textiles; Paper | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.