Inventor · disambiguated record
David P. Armstrong
Also filed as: ARMSTRONG DAVID · ARMSTRONG DAVID P
7 granted patents·1 pending application·266 citations·filing 1979–2024
87Inventor score
Top patents by PatentIndex Score
8 records- 0196US6839998B1Replacement chassis stock system for firearmsUS NAVY·Filed 2003·Granted Jan 11, 2005·143 cites·19 claims
- 0289US6543172B1Buttstock assembly with removable and sealable storage tubesUS NAVY·Filed 2002·Granted Apr 8, 2003·48 cites·20 claims
- 0388US4260550AModified rosin estersJOHNSON & JOHNSON BABY PROD·Filed 1979·Granted Apr 7, 1981·21 cites·7 claims
- 0474US4265782ADetergent compositionJOHNSON & JOHNSON BABY PROD·Filed 1979·Granted May 5, 1981·28 cites·9 claims
- 0564US12460909B2Polymer jacked solid core projectileUS NAVY·Filed 2024·Granted Nov 4, 2025·0 cites·17 claims
- 0650US2021238105A1Machine for manufacturing composite materialsCORTEX COMPOSITES INC·Filed 2019·Application pending·0 cites
- 0745US6264184B1Door carrierFiled 1999·Granted Jul 24, 2001·21 cites·6 claims
- 0825US5869953ARetrofittable energy saving deviceFiled 1997·Granted Feb 9, 1999·5 cites·9 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →