Inventor · disambiguated record
Helmut H. Weldes
Also filed as: WELDES HELMUT H · WELDES HELMUT HANS WILHELM
3 granted patents·55 citations·filing 1971–1996
67Inventor score
Top patents by PatentIndex Score
3 records- 0171US5700455AWater soluble, biodegradable polymeric materials for skin care, hair care and cosmetic applicationsPERMETHYL SPECIALTIES LLC·Filed 1996·Granted Dec 23, 1997·49 cites·2 claims
- 0241US3941723ACrystallized alkali metal silicate with sequestering agentsPHILADELPHIA QUARTZ CO·Filed 1971·Granted Mar 2, 1976·6 cites·5 claims
- 0326US3959274APreparation of alkali metal and quaternary nitrogen double salts of silicic acidPHILADELPHIA QUARTZ CO·Filed 1973·Granted May 25, 1976·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →