Growing community of inventors

Issaquah, WA, United States of America

Douglas A Barchek

Average Co-Inventor Count = 2.53

ph-index = 2

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 = 11

Douglas A BarchekAndrew J Bean (1 patent)Douglas A BarchekRobert L Diekman (1 patent)Douglas A BarchekJason David Jewell (1 patent)Douglas A BarchekMartin A Pieramico (1 patent)Douglas A BarchekDonald K Jessie Jr (1 patent)Douglas A BarchekRay Elder (1 patent)Douglas A BarchekCharles L Shaw (1 patent)Douglas A BarchekDouglas A Barchek (4 patents)Andrew J BeanAndrew J Bean (22 patents)Robert L DiekmanRobert L Diekman (12 patents)Jason David JewellJason David Jewell (7 patents)Martin A PieramicoMartin A Pieramico (4 patents)Donald K Jessie JrDonald K Jessie Jr (1 patent)Ray ElderRay Elder (1 patent)Charles L ShawCharles L Shaw (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Huffy Corporation (3 from 166 patents)

2. O'brien International, Inc. (1 from 4 patents)


4 patents:

1. 9452805 - Foldable tricycle with seat actuation

2. D300912 - Seat stay bracket for a bicycle

3. 4790207 - Bicycle control lever mounting system

4. 4718873 - Lock for water ski binding

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as of
12/20/2025
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