Growing community of inventors

Umpqua, OR, United States of America

Duan A Haven

Average Co-Inventor Count = 7.00

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 = 0

Duan A HavenWilliam J Cummings (1 patent)Duan A HavenBob Lee Mackey (1 patent)Duan A HavenTheodore S Fahlen (1 patent)Duan A HavenJohn D Porter (1 patent)Duan A HavenArthur J Learn (1 patent)Duan A HavenShiyou Pei (1 patent)Duan A HavenDuan A Haven (1 patent)William J CummingsWilliam J Cummings (105 patents)Bob Lee MackeyBob Lee Mackey (74 patents)Theodore S FahlenTheodore S Fahlen (63 patents)John D PorterJohn D Porter (37 patents)Arthur J LearnArthur J Learn (24 patents)Shiyou PeiShiyou Pei (21 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Candescent Technologies Corporation (1 from 161 patents)

2. Candescent Intellectual Property Services, Inc. (1 from 22 patents)


1 patent:

1. 7002287 - Protected substrate structure for a field emission display device

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as of
12/26/2025
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