EH

Edward Hargreaves

PP Pilkington Brothers P.L.C.: 3 patents #1 of 44Top 3%
PL Pilkington Group Limited: 2 patents #31 of 119Top 30%
FA Flachglas Aktiengesellschaft: 1 patents #33 of 85Top 40%
📍 Prescot, PA: #1 of 1 inventorsTop 100%
Overall (All Time): #892,677 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5121914 Apparatus for controlling the spacing, counting and batching of sheets fed by a machine 1992-06-16
5041150 Process for coating glass Barry T. Grundy 1991-08-20
5022905 Method and apparatus for coating glass Barry T. Grundy, Peter J. Whitfield 1991-06-11
4725452 Production of infrared reflecting coatings on glass Joseph E. Lewis 1988-02-16
4642130 Apparatus for and method of coating glass Andrew F. Simpson 1987-02-10
4584208 Process for coating glass Joseph E. Lewis 1986-04-22