HS

Howard W. Stemm

BH Bissell Healthcare: 2 patents #1 of 10Top 10%
📍 Lenexa, KS: #198 of 521 inventorsTop 40%
🗺 Kansas: #4,268 of 12,005 inventorsTop 40%
Overall (All Time): #2,332,508 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4877040 Cigarette holder with filter modifier, and related method Donald Jansma 1989-10-31
4856540 Cigarette filter modifier Donald Jansma 1989-08-15