Inventor · disambiguated record
Helmut Pummer
Also filed as: PUMMER HELMUT
3 granted patents·81 citations·filing 1975–1978
72Inventor score
Files withSANDOZ LTD3
Top patents by PatentIndex Score
3 records- 0182US4070236APaper manufacture with improved retention agentsSANDOZ LTD·Filed 1975·Granted Jan 24, 1978·51 cites·9 claims
- 0272US4251410AReaction products of a polyacrylamide formaldehyde, a secondary amine and an-nh group-containing functional derivative of an acidSANDOZ LTD·Filed 1978·Granted Feb 17, 1981·27 cites·41 claims
- 0331US4130589AOxyalkylated alkyl polyamines as defoaming agentsSANDOZ LTD·Filed 1978·Granted Dec 19, 1978·3 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →