DK

David H. Kirkman

IBM: 3 patents #26,272 of 70,183Top 40%
Overall (All Time): #1,680,080 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4545650 Liquid filled electro-optic display cell with diaphragm seal Anthony Cyril Lowe, John C. Wood, Ian Golledge 1985-10-08
4526441 Method and electrolytic display for selectively displaying an image Barry F. Dowden, Donald J. Barclay 1985-07-02
4436378 Passive display module and system 1984-03-13