Inventor · disambiguated record
Donald E. Degnan
Also filed as: DEGNAN DONALD E
7 granted patents·82 citations·filing 1975–1992
85Inventor score
Top patents by PatentIndex Score
7 records- 0161US3973835ASecurity viewing deviceMIYAKAWA JIMMIE·Filed 1975·Granted Aug 10, 1976·30 cites·7 claims
- 0254US4964711AViewing deviceDEGNAN DONALD E·Filed 1989·Granted Oct 23, 1990·18 cites·4 claims
- 0344US5293243AImage splitter for security camerasDEGNAN DONALD E·Filed 1992·Granted Mar 8, 1994·18 cites·4 claims
- 0444USD310840SDoor viewerDEGNAN DONALD E·Filed 1988·Granted Sep 25, 1990·4 cites·1 claims
- 0537USD330211SDoor viewerRUDOLPH DESCO CO LTD·Filed 1991·Granted Oct 13, 1992·4 cites·1 claims
- 0633USD330382SPanoramic door viewerDEGNAN DONALD E·Filed 1990·Granted Oct 20, 1992·2 cites·1 claims
- 0728US5262901ADoor viewerRUDOLPH DESCO COMPANY INC·Filed 1992·Granted Nov 16, 1993·6 cites·23 claims
Join the waitlist — get patent alerts
Get an alert when Donald E. Degnan files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →