Growing community of inventors

Rochester, NY, United States of America

David B Engel

Average Co-Inventor Count = 4.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 4

David B EngelRadislav Alexandrovich Potyrailo (2 patents)David B EngelTimothy Mark Sivavec (2 patents)David B EngelAndrew Michael Leach (2 patents)David B EngelCaibin Xiao (2 patents)David B EngelTheodore J Cecconie (2 patents)David B EngelLamyaa Hassib (2 patents)David B EngelRalph H Young (1 patent)David B EngelMichael R Detty (1 patent)David B EngelEdward A Rodzewich (1 patent)David B EngelJeffrey I Melzer (1 patent)David B EngelPhilip D Deck (1 patent)David B EngelJ Robin Cowdery (1 patent)David B EngelChristopher M Carter (1 patent)David B EngelWilliam S Carey (1 patent)David B EngelJr Donald W (1 patent)David B EngelDavid B Engel (1 patent)Radislav Alexandrovich PotyrailoRadislav Alexandrovich Potyrailo (4 patents)Timothy Mark SivavecTimothy Mark Sivavec (2 patents)Andrew Michael LeachAndrew Michael Leach (5 patents)Caibin XiaoCaibin Xiao (4 patents)Theodore J CecconieTheodore J Cecconie (2 patents)Lamyaa HassibLamyaa Hassib (2 patents)Ralph H YoungRalph H Young (34 patents)Michael R DettyMichael R Detty (25 patents)Edward A RodzewichEdward A Rodzewich (1 patent)Jeffrey I MelzerJeffrey I Melzer (5 patents)Philip D DeckPhilip D Deck (3 patents)J Robin CowderyJ Robin Cowdery (5 patents)Christopher M CarterChristopher M Carter (4 patents)William S CareyWilliam S Carey (4 patents)Jr Donald WJr Donald W (4 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Eastman-Kodak Company (1 from 21,597 patents)

2. General Electric Company (51,943 patents)

3. Philip D. Deck (0 patent)

4. William S. Carey (0 patent)

5. Bret Chisholm (0 patent)

6. Edward a. Rodzewich (0 patent)

7. Donald W., Jr, Whisenhunt (0 patent)

8. Jeffrey I. Melzer (0 patent)

9. David B. Engel (0 patent)

10. Christopher M. Carter (0 patent)


1 patent:

1. 5272032 - Multiactive electrophotographic elements containing electron transport

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as of
1/18/2026
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