AS

Andrew F. Simpson

PL Pilkington Group Limited: 2 patents #31 of 119Top 30%
PP Pilkington Brothers P.L.C.: 1 patents #9 of 44Top 25%
📍 Preston, GB: #48 of 286 inventorsTop 20%
Overall (All Time): #1,663,798 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4995893 Method of making coatings on glass surfaces Michael S. Jenkins, David A. Porter 1991-02-26
4828880 Coatings on glass Michael S. Jenkins, David A. Porter 1989-05-09
4642130 Apparatus for and method of coating glass Edward Hargreaves 1987-02-10