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Towanda, PA, United States of America

Robert W Ashcraft

USPTO Granted Patents = 6

Average Co-Inventor Count = 1.7

ph-index = 5

Forward Citations = 68(Granted Patents)

Location History:

Towanda, PA (US) (1984 - 1993)
El Dorado, CA (US) (2023)

Company Filing History:

5 out of 16,338

E.i. Dupont De Nemours and Company

1 out of 832,880

Other

patents

Years Active: 1984-2023

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11633901 - Thermoplastic sheet heating appliance (2023-04-25),

2. 5240817 - Lamination of a photopolymerizable solder mask layer to a substate (1993-08-31),

3. 4869955 - Polyester support for preparing electrostatic transparencies (1989-09-26),

4. 4693959 - Adhesion promotion in photoresist lamination and processing (1987-09-15),

5. 4489153 - Process for preparing a positive overlay (1984-12-18),

6. 4480026 - Stable dispersions for use in photographic film having an opaque backing (1984-10-30),

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