Inventor · disambiguated record
Christopher A. Armstrong
Also filed as: ARMSTRONG CHRISTOPHER A
2 granted patents·1 pending application·18 citations·filing 2008–2015
58Inventor score
Top patents by PatentIndex Score
3 records- 0185US7992904B2Sealing mechanism for ductworkDUCTMATE IND INC·Filed 2008·Granted Aug 9, 2011·16 cites·10 claims
- 0262US9074709B2Process for manufacturing sealed round metal ductworkBLOOM VINCENT L·Filed 2011·Granted Jul 7, 2015·2 cites·13 claims
- 0350US2015337999A1Process for Manuafacturing Sealed Round Metal DuctworkDUCTMATE IND INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →