RD

Roger I. Davis

TI The Shirley Institute: 2 patents #1 of 9Top 15%
📍 Manchester, GB: #5 of 7 inventorsTop 75%
Overall (All Time): #1,668,548 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4949458 Knife David B. Scott 1990-08-21
4769912 Knife with acceleration sensor 1988-09-13
4259379 Application of liquid material to webs Arthur Britton, John C. Smith, John A. Page 1981-03-31