JK

John D. Kirschmann

📍 Bismarck, ND: #57 of 226 inventorsTop 30%
🗺 North Dakota: #595 of 2,395 inventorsTop 25%
Overall (All Time): #1,676,486 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4691850 Chemical dispensing system John P. Soberg 1987-09-08
4260459 Vented water distiller — 1981-04-07
4218317 Reverse osmosis water purifier — 1980-08-19