David J. Keener

📍 Tulsa, OK: #63 of 205 inventorsTop 35%

🗺 Oklahoma: #307 of 1,049 inventorsTop 30%

Overall (2021): #483,500 of 548,734Top 90%

Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
11004353	Blasting cap simulator	—	2021-05-11