JJ

James H. Janzen, Jr.

📍 Beggs, OK: #4 of 11 inventorsTop 40%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #1,930,330 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10212929 Remote controlled battery powered duck decoy Brennon L. Fredericksen 2019-02-26
4538434 Security housing for oil storage tank valve James H. Janzen, Sr. 1985-09-03