Inventor · disambiguated record
Andrew Demko
Also filed as: DEMKO ANDREW · DEMKO ANDREW ROBERT
16 granted patents·4 pending applications·195 citations·filing 2004–2022
93Inventor score
Top patents by PatentIndex Score
20 records- 0196US11305440B2Knife with interchangeable bladeCOLD STEEL INC·Filed 2020·Granted Apr 19, 2022·9 cites·1 claims
- 0294US10632632B1Arm blade engagement lock for folding knifeDEMKO ANDREW·Filed 2019·Granted Apr 28, 2020·18 cites·3 claims
- 0391US7676930B1Dual handle safety folding knifeCOLD STEEL·Filed 2007·Granted Mar 16, 2010·34 cites·2 claims
- 0489US7469476B2Locking device for a folding knifeCOLD STEEL·Filed 2007·Granted Dec 30, 2008·33 cites·8 claims
- 0585USD816457SFolding knife blade with engagement ringCOLD STEEL·Filed 2017·Granted May 1, 2018·26 cites·1 claims
- 0685US7941927B1Folding knife lockCOLD STEEL·Filed 2007·Granted May 17, 2011·25 cites·4 claims
- 0781US8123637B1Stun projectile for a blow gunDEMKO ANDREW·Filed 2010·Granted Feb 28, 2012·13 cites·8 claims
- 0873US8196788B1Implement scabbardDEMKO ANDREW·Filed 2010·Granted Jun 12, 2012·8 cites·2 claims
- 0972USRE43908EDual handle safety folding knifeCOLD STEEL·Filed 2010·Granted Jan 8, 2013·5 cites·2 claims
- 1071US10870209B2Folding knife with blade lockCOLD STEEL INC·Filed 2019·Granted Dec 22, 2020·3 cites·10 claims
- 1169US11465300B2Polymer Balisong knife and latch for a Balisong knifeCOLD STEEL INC·Filed 2019·Granted Oct 11, 2022·2 cites·12 claims
- 1264US7036229B1Self opening folding knifeDEMKO ANDREW·Filed 2004·Granted May 2, 2006·15 cites·4 claims
- 1358US2023035372A1Tri-regime composite solid propellantREID DAVID·Filed 2022·Application pending·0 cites
- 1457US9950433B2Dual arm blade engagement lock for folding knifeDEMKO ANDREW·Filed 2015·Granted Apr 24, 2018·1 cites·10 claims
- 1555US8096292B1Multiple dart blow gun projectile holderDEMKO ANDREW·Filed 2010·Granted Jan 17, 2012·3 cites·7 claims
- 1654US11612995B2Axe head attachmentCOLD STEEL INC·Filed 2020·Granted Mar 28, 2023·0 cites·4 claims
- 1754US11020863B1Locking device for a folding knifeDEMKO ANDREW·Filed 2020·Granted Jun 1, 2021·0 cites·10 claims
- 1854US2023278247A1Fixed blade knife sheath assemblyDEMKO ANDREW·Filed 2022·Application pending·0 cites
- 1945US2020230831A1Folding knifeCOLD STEEL INC·Filed 2019·Application pending·0 cites
- 2040US2015266188A1Spring assist folding knifeDEMKO ANDREW·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Andrew Demko files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →