Inventor · disambiguated record
John W. Holtrop
Also filed as: BARTELS BRUCE · HOLTROP JOHN · HOLTROP JOHN W
16 granted patents·316 citations·filing 1975–1996
94Inventor score
Top patents by PatentIndex Score
16 records- 0190US4867044AJam resistant fluid power actuator for ballistic-damage tolerant redundant cylinder assembliesUS NAVY·Filed 1984·Granted Sep 19, 1989·38 cites·1 claims
- 0290US4418610AElectrohydraulic control systemUS NAVY·Filed 1980·Granted Dec 6, 1983·38 cites·4 claims
- 0387US4925057AFuel tank having ballistic protection bladderBOEING CO·Filed 1989·Granted May 15, 1990·74 cites·16 claims
- 0484US4441674AConstrained store ejectorUS NAVY·Filed 1981·Granted Apr 10, 1984·54 cites·5 claims
- 0554US4033224ALiquid propellant gunUS NAVY·Filed 1976·Granted Jul 5, 1977·11 cites·10 claims
- 0653US4440365ALaunch mechanismUS NAVY·Filed 1981·Granted Apr 3, 1984·17 cites·3 claims
- 0753US4172408ALiquid propellant gun, breech pressure axial injectionUS NAVY·Filed 1977·Granted Oct 30, 1979·14 cites·7 claims
- 0852US4005632ALiquid propellant gunUS NAVY·Filed 1975·Granted Feb 1, 1977·10 cites·4 claims
- 0950US4452123AComposite round/rapid fire gunUS NAVY·Filed 1982·Granted Jun 5, 1984·13 cites·5 claims
- 1047US3992976ALiquid propellant gunUS NAVY·Filed 1975·Granted Nov 23, 1976·10 cites·20 claims
- 1143US4466334AHydraulic aircraft/stores cartridgeUS NAVY·Filed 1982·Granted Aug 21, 1984·7 cites·2 claims
- 1243US4160405ALiquid propellant gun, positive displacement single valveUS NAVY·Filed 1978·Granted Jul 10, 1979·8 cites·10 claims
- 1341US3982506AStratified charge internal combustion engineHOLTROP JOHN W·Filed 1975·Granted Sep 28, 1976·8 cites·3 claims
- 1439US4091711ARotary bolt liquid propellant gunUS NAVY·Filed 1977·Granted May 30, 1978·6 cites·6 claims
- 1533US4448373AElastomeric sway bracing and ejector systemUS NAVY·Filed 1980·Granted May 15, 1984·6 cites·6 claims
- 1622USH1761HHydraulic circuit leak detector and shut-off mechanismUS NAVY·Filed 1996·Granted Dec 1, 1998·2 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →