Inventor · disambiguated record
David R. Marshall
Also filed as: MARSHALL DAVID · MARSHALL DAVID R · MARSHALL DAVID ROBERT
5 granted patents·1 pending application·463 citations·filing 1973–2012
83Inventor score
Top patents by PatentIndex Score
6 records- 0195US3989686AAnaesthetic steroids of the androstane series and process for preparing sameGLAXO LAB LTD·Filed 1974·Granted Nov 2, 1976·68 cites·7 claims
- 0291US5758351ASystem and method for the creation and use of surrogate information system objectsSTERLING SOFTWARE INC·Filed 1995·Granted May 26, 1998·265 cites·20 claims
- 0387US5618249AUnidirectionally adjustably resistant recoilers and portable exercise devicesFiled 1995·Granted Apr 8, 1997·127 cites·2 claims
- 0446US2014308860A1Emergency devicesMOBILARM LTD·Filed 2012·Application pending·0 cites
- 0527US5164503APreparation of aminocyclopentane acidsGLAXO GROUP LTD·Filed 1991·Granted Nov 17, 1992·0 cites·18 claims
- 0618US4189329AHalogen-containing plastic refuse treatmentMARSHALL DAVID R·Filed 1973·Granted Feb 19, 1980·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →