PD

Peter J. Duggan

IC ICI: 3 patents #456 of 2,189Top 25%
Tdk: 1 patents #2,493 of 3,796Top 70%
Overall (All Time): #1,662,151 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5137798 A pit-forming optical recording media and process for producing the same Paul F. Gordon, Stephen J. Abbott, Akihiko Kuroiwa, Toshiki Aoi, Tezumbumi Kamijo 1992-08-11
4800145 Substituted phthaloayanine photoconductor and charge transport phase Anthony J. Nelson 1989-01-24
4606859 Infra-red absorber Paul F. Gordon 1986-08-19