JT

John M. Trenary

DR Dental Research: 2 patents #1 of 6Top 20%
📍 Fort Collins, CO: #7 of 75 inventorsTop 10%
🗺 Colorado: #72 of 1,224 inventorsTop 6%
Overall (1989): #23,383 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4845795 Automatic cleaning device Alan Crawford, Allan B. Johnson 1989-07-11
4827550 Removable head mechanism for automatic cleaning device Cleve A. Graham 1989-05-09