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Andrew Demko

CS Cold Steel: 9 patents #1 of 5Top 20%
GM Good Sportsman Marketing: 3 patents #5 of 14Top 40%
📍 Wampum, PA: #2 of 8 inventorsTop 25%
🗺 Pennsylvania: #4,539 of 74,527 inventorsTop 7%
Overall (All Time): #290,999 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11612995 Axe head attachment 2023-03-28
11465300 Polymer Balisong knife and latch for a Balisong knife 2022-10-11
11305440 Knife with interchangeable blade 2022-04-19
11020863 Locking device for a folding knife 2021-06-01
10870209 Folding knife with blade lock Mike Wallace 2020-12-22
10632632 Arm blade engagement lock for folding knife 2020-04-28
D816457 Folding knife blade with engagement ring 2018-05-01
9950433 Dual arm blade engagement lock for folding knife 2018-04-24
RE43908 Dual handle safety folding knife 2013-01-08
8196788 Implement scabbard Michael T. Wallace 2012-06-12
8123637 Stun projectile for a blow gun Michael T. Wallace 2012-02-28
8096292 Multiple dart blow gun projectile holder Michael T. Wallace 2012-01-17
7941927 Folding knife lock 2011-05-17
7676930 Dual handle safety folding knife 2010-03-16
7469476 Locking device for a folding knife 2008-12-30
7036229 Self opening folding knife 2006-05-02