Inventor · disambiguated record
Douglas D. Schelhaas
Also filed as: SCHELHAAS DOUGLAS D
4 granted patents·1 pending application·36 citations·filing 1986–2020
71Inventor score
Top patents by PatentIndex Score
5 records- 0190US11421561B2Synchronous belt drive systemGATES CORP·Filed 2020·Granted Aug 23, 2022·3 cites·12 claims
- 0267US4660867ACoupled hose assemblyGATES RUBBER CO·Filed 1986·Granted Apr 28, 1987·31 cites·5 claims
- 0353US9038671B2Hose anti-collapse ribs, systems and methodsSCHELHAAS DOUGLAS D·Filed 2008·Granted May 26, 2015·1 cites·16 claims
- 0449US9890879B2Hose anti-collapse ribs, systems and methodsSCHELHAAS DOUGLAS D·Filed 2009·Granted Feb 13, 2018·1 cites·15 claims
- 0540US2010300571A1Low-Permeation Flexible Fuel HoseGATES CORP·Filed 2010·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Douglas D. Schelhaas 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 →