Inventor · disambiguated record
Zigmund R. Grutza
Also filed as: GRUTZA ZIGMUND R
3 granted patents·1 pending application·79 citations·filing 1975–2016
70Inventor score
Files withDI COAT CORP4
Top patents by PatentIndex Score
4 records- 0183US3980549AMethod of coating form wheels with hard particlesDI COAT CORP·Filed 1975·Granted Sep 14, 1976·47 cites·3 claims
- 0254US5732484AShoe cleats and methods of producing and utilizing sameDI COAT CORP·Filed 1996·Granted Mar 31, 1998·32 cites·22 claims
- 0351US10960516B2Abrading tools and methods of making sameDI COAT CORP·Filed 2016·Granted Mar 30, 2021·0 cites·14 claims
- 0447US2014134933A1Abrading tools and methods of making sameDI COAT CORP·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →