Inventor · disambiguated record
Douglas Alan Shaffer
Also filed as: SHAFFER DOUGLAS ALAN
4 granted patents·211 citations·filing 2016–2017
82Inventor score
Top patents by PatentIndex Score
4 records- 0193USD808487SSemi-automatic pistolFN AMERICA LLC·Filed 2016·Granted Jan 23, 2018·66 cites·1 claims
- 0291USD823969SPistolF N AMERICA LLC·Filed 2017·Granted Jul 24, 2018·68 cites·1 claims
- 0390USD849174SPistolFN AMERICA LLC·Filed 2017·Granted May 21, 2019·41 cites·1 claims
- 0489USD857142SPistolFN AMERICA LLC·Filed 2017·Granted Aug 20, 2019·36 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →