Growing community of inventors

Portland, OR, United States of America

David Knaub

Average Co-Inventor Count = 3.28

ph-index = 7

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 = 119

David KnaubJoshua King Hoyt (4 patents)David KnaubEric Young Park (4 patents)David KnaubDavid Thorpe (4 patents)David KnaubHoward Barney (4 patents)David KnaubSohrab Vossoughi (3 patents)David KnaubRobert O Dillon (3 patents)David KnaubJeffrey P Kosmoski (2 patents)David KnaubHenry Chin (1 patent)David KnaubNiklas Gustavsson (1 patent)David KnaubJosh Hoyt (1 patent)David KnaubDavid Knaub (10 patents)Joshua King HoytJoshua King Hoyt (51 patents)Eric Young ParkEric Young Park (29 patents)David ThorpeDavid Thorpe (23 patents)Howard BarneyHoward Barney (4 patents)Sohrab VossoughiSohrab Vossoughi (45 patents)Robert O DillonRobert O Dillon (13 patents)Jeffrey P KosmoskiJeffrey P Kosmoski (2 patents)Henry ChinHenry Chin (6 patents)Niklas GustavssonNiklas Gustavsson (2 patents)Josh HoytJosh Hoyt (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ziba Design, Inc. (4 from 10 patents)

2. Blount, Inc. (3 from 194 patents)

3. Labtec Enterprises, Inc. (2 from 2 patents)

4. Sonigistix Corporation (1 from 11 patents)


10 patents:

1. D449829 - Audio speaker

2. 5947434 - Combination speaker housing and video monitor bracket

3. 5833186 - Combination speaker housing and video monitor bracket

4. 5762787 - Fluid filtration system having a readily detachable cartridge filter

5. 5725025 - Fluid filtration system with quick-release fluid hose fitting

6. 5709795 - Fluid filtration system having a fluid hose storage system

7. 5549010 - Readily serviceable ancillary fluid filtration system having visual flow

8. D346099 - Hand held power pruner

9. D343777 - Combined pruner and extension pole therefor

10. D342424 - Hand held power pruner

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1/2/2026
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