Inventor · disambiguated record
Oliver Trefz
Also filed as: TREFZ OLIVER
3 granted patents·2 pending applications·0 citations·filing 2008–2024
40Inventor score
Top patents by PatentIndex Score
5 records- 0153US12292128B2Pressure control valveFISCHER G ROHRLEITUNGSSYSTEME AG·Filed 2022·Granted May 6, 2025·0 cites·15 claims
- 0247US10648593B2Pipe clampGEORG FISCHER WAVIN AG·Filed 2019·Granted May 12, 2020·0 cites·18 claims
- 0347US2024263717A1Closing mechanism of shut-off valveFISCHER G ROHRLEITUNGSSYSTEME AG·Filed 2024·Application pending·0 cites
- 0447US2024240719A1Slide Unit For A Shut-Off ValveFISCHER G ROHRLEITUNGSSYSTEME AG·Filed 2024·Application pending·0 cites
- 0534US8474785B2Valve assembly comprising a torque limiterHELMBOLD THOMAS·Filed 2008·Granted Jul 2, 2013·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →