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New Castle, DE, United States of America

Earl Edwin Seppala

USPTO Granted Patents = 4

Average Co-Inventor Count = 1.9

ph-index = 3

Forward Citations = 55(Granted Patents)

Location History:

New Castle, DE (US) (1977 - 1983)
Hockessin, DE (US) (1984 - 1989)

Company Filing History:

3 out of 16,338

E.i. Dupont De Nemours and Company

Remington Arms Company, Inc.

Years Active: 1977-1989

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4872392 - Firearm gas relief mechanism (1989-10-10),

2. 4433509 - Window regulator (1984-02-28),

3. 4378220 - Apparatus for and method of coupling shafts (1983-03-29),

4. 4064597 - Prevention of fibers from entering the pinch point between a rotating (1977-12-27),

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