Inventor · disambiguated record
Richard C. Zielke
Also filed as: ZIELKE RICHARD C
2 granted patents·1 pending application·24 citations·filing 1997–2018
61Inventor score
Top patents by PatentIndex Score
3 records- 0189US10023790B1Dust free proppant and method of making sameUNIMIN CORP·Filed 2016·Granted Jul 17, 2018·7 cites·7 claims
- 0253US5814143AZirconium modified synthetic alkali metal silicate pigment and method of makingHUBER CORP J M·Filed 1997·Granted Sep 29, 1998·17 cites·26 claims
- 0351US2018355241A1Dust free inorganic particles and method of making sameCOVIA HOLDINGS CORP·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →