Inventor · disambiguated record
Douglas B. Owen
Also filed as: OWEN DOUGLAS · OWEN DOUGLAS B
7 granted patents·1 pending application·97 citations·filing 1979–2007
85Inventor score
Top patents by PatentIndex Score
8 records- 0171US4439113ALiquid pump with flexible bladder memberZIMMERMAN D W MFG·Filed 1982·Granted Mar 27, 1984·24 cites·17 claims
- 0260US4759571AFluid transfer module with multiple flow pathsZIMMERMAN D W MFG·Filed 1986·Granted Jul 26, 1988·34 cites·14 claims
- 0358US4360320AFluid driven successive stage bladder pumpZIMMERMAN D W MFG·Filed 1980·Granted Nov 23, 1982·16 cites·12 claims
- 0443US4328786ACoal burning grateCLAYWARE PTY LTD·Filed 1979·Granted May 11, 1982·10 cites·6 claims
- 0541US2008084345A1Broadband multi-channel detector with signal and jamming discriminationSENSIS CORP·Filed 2007·Application pending·0 cites
- 0636US4478558ADownhole pump with check valveZIMMERMAN D W MFG·Filed 1982·Granted Oct 23, 1984·5 cites·5 claims
- 0735US4468175AFluid driven successive stage bladder pumpZIMMERMAN D W MFG·Filed 1982·Granted Aug 28, 1984·5 cites·33 claims
- 0827US4674959APressure-operated valve, particularly for a downhole pumpZIMMERMAN D W MFG·Filed 1985·Granted Jun 23, 1987·3 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →