Robert Piller — 2 Patents at Polychrome

Robert Piller has been granted 2 US patents while listed as an inventor at Polychrome. The first was granted in 1981 and the most recent in April 1983. Robert Piller ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert Piller in Hastings, NY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4379830	Developer for positive photolithographic articles	Albert S. Deutsch, Christopher F. Lyons	1983-04-12
4299907	Storage stable photosensitive diazo lithographic printing plates	Stephen E. Burkle, Albert S. Deutsch	1981-11-10

Robert Piller — 2 Patents

Issued Patents All Time

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