Growing community of inventors

Vancouver, WA, United States of America

Jonathan Cha Spafford

Average Co-Inventor Count = 5.54

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 = 2

Jonathan Cha SpaffordElliott Downing (3 patents)Jonathan Cha SpaffordSteve Orrin Rasmussen (2 patents)Jonathan Cha SpaffordBruce G Johnson (2 patents)Jonathan Cha SpaffordJohn Marshall (1 patent)Jonathan Cha SpaffordGene D Jones (1 patent)Jonathan Cha SpaffordTodd Michael Gaasch (1 patent)Jonathan Cha SpaffordAl Olson (1 patent)Jonathan Cha SpaffordAnthony W Ebersole (1 patent)Jonathan Cha SpaffordTom McCue (1 patent)Jonathan Cha SpaffordBrett Thomas Buchholtz (1 patent)Jonathan Cha SpaffordMichael J Wilmink (1 patent)Jonathan Cha SpaffordJonathan Cha Spafford (3 patents)Elliott DowningElliott Downing (27 patents)Steve Orrin RasmussenSteve Orrin Rasmussen (86 patents)Bruce G JohnsonBruce G Johnson (44 patents)John MarshallJohn Marshall (66 patents)Gene D JonesGene D Jones (15 patents)Todd Michael GaaschTodd Michael Gaasch (13 patents)Al OlsonAl Olson (8 patents)Anthony W EbersoleAnthony W Ebersole (5 patents)Tom McCueTom McCue (3 patents)Brett Thomas BuchholtzBrett Thomas Buchholtz (2 patents)Michael J WilminkMichael J Wilmink (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hewlett-packard Development Company, L.p. (3 from 27,394 patents)


3 patents:

1. 10961073 - Media guides

2. 10897128 - Engagement tab on cable for carriage device with a deflector

3. 10662017 - Media output system

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as of
12/6/2025
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