GB

Glen N. Black

HI Hallmark Cards, Incorporated: 2 patents #69 of 288Top 25%
📍 Osage City, KS: #2 of 5 inventorsTop 40%
🗺 Kansas: #3,182 of 12,005 inventorsTop 30%
Overall (All Time): #1,436,868 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11072365 Pneumatic power steering system 2021-07-27
D294443 Laminated plastic and paper tablecloth or similar article Thomas L. Harold 1988-03-01
4261501 Laminated insulated hot drink cup John B. Watkins 1981-04-14