Inventor · disambiguated record
Douglas Chapman
Also filed as: CHAPMAN DOUGLAS · CHAPMAN DOUGLAS M · CHAPMAN DOUGLAS MARDEN
4 granted patents·48 citations·filing 1999–2017
75Inventor score
Top patents by PatentIndex Score
4 records- 0184US8714479B1Centering, release and reset mechanismCHAPMAN DOUGLAS M·Filed 2011·Granted May 6, 2014·15 cites·15 claims
- 0283US8496204B1Method and system for minimizing axial backlash in a dual load path fail-safe aircraft actuator systemCHARAFEDDINE ABBAS M·Filed 2011·Granted Jul 30, 2013·27 cites·9 claims
- 0363US10463911B2Push-up exercise enhancement deviceCHAPMAN DOUGLAS·Filed 2017·Granted Nov 5, 2019·3 cites·16 claims
- 0420US6360617B1Load cell device for aircraft waste measurementKAISER ELECTROPREC·Filed 1999·Granted Mar 26, 2002·3 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →