Inventor · disambiguated record
Walter Siepmann
Also filed as: SIEPMANN WALTER
5 granted patents·40 citations·filing 1975–2007
78Inventor score
Top patents by PatentIndex Score
5 records- 0149US7383801B1Valve gear for load change valves of internal combustion enginesIAV GMBH·Filed 2007·Granted Jun 10, 2008·1 cites·4 claims
- 0244US3975810AValve housing and method of making the sameVOGT EUGEN·Filed 1975·Granted Aug 24, 1976·11 cites·1 claims
- 0343US4505454ACheck valveSIEPMANN WERKE GMBH & CO KG·Filed 1983·Granted Mar 19, 1985·10 cites·18 claims
- 0443US4243204AValve housings made from steel, especially for gate valvesFORVAL S A·Filed 1979·Granted Jan 6, 1981·12 cites·12 claims
- 0529US6082312AHand-guided appliance with an internal combustion engine with direct electronic injectionDOLMAR GMBH·Filed 1997·Granted Jul 4, 2000·6 cites·12 claims
Join the waitlist — get patent alerts
Get an alert when Walter Siepmann files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →