Eugene N. Ketner

📍 Olney, TX: #6 of 38 inventorsTop 20%

🗺 Texas: #33,546 of 125,132 inventorsTop 30%

Overall (All Time): #1,303,772 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
4887637	Pressure compensating flow control device	—	1989-12-19
D289740	Toroidal wrist watch	—	1987-05-12
4525077	Timepiece having central opening	—	1985-06-25
4473304	Toroidal time piece	—	1984-09-25