RB

Richard Arthur Birch

QB Quest International B.V.: 1 patents #5 of 17Top 30%
📍 Hythe, GB: #1 of 1 inventorsTop 100%
Overall (2002): #133,340 of 266,432Top 55%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6451844 Use of menthyl-2 pyrrolidone-5-carboxylate as an insect repellent Stephen David Watkins, Maxine Jayne Hills 2002-09-17