John T. O'Keefe

📍 Seattle, WA: #10,473 of 21,776 inventorsTop 50%

🗺 Washington: #35,300 of 76,902 inventorsTop 50%

Overall (All Time): #2,226,873 of 4,157,543Top 55%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6237237	Multi-purpose plumbing and measuring apparatus	James Michael McKenna	2001-05-29
4602905	Dental impression registration device	—	1986-07-29