Growing community of inventors

Pasadena, CA, United States of America

Richard Holbrook

Average Co-Inventor Count = 1.33

ph-index = 12

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 = 398

Richard HolbrookDarren M Mark (11 patents)Richard HolbrookGraham J Britain (3 patents)Richard HolbrookPat Von Ehr (2 patents)Richard HolbrookEd Sudduth (2 patents)Richard HolbrookTom S Niergarth (2 patents)Richard HolbrookRichard Holbrook (31 patents)Darren M MarkDarren M Mark (158 patents)Graham J BritainGraham J Britain (3 patents)Pat Von EhrPat Von Ehr (2 patents)Ed SudduthEd Sudduth (2 patents)Tom S NiergarthTom S Niergarth (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Prospect Furniture LLC (6 from 6 patents)

2. Herman Miller, Inc. (5 from 605 patents)

3. Tropitone Furniture Co., Inc. (5 from 52 patents)

4. Other (4 from 832,718 patents)

5. Okamura Corporation (2 from 421 patents)


31 patents:

1. 11445790 - Umbrella

2. D928305 - Mask

3. 10959500 - Umbrella

4. D909042 - Umbrella hub system

5. 10881176 - Umbrella

6. D899761 - Umbrella

7. D899762 - Umbrella

8. D899069 - Umbrella

9. D899070 - Umbrella

10. 10772429 - Sling assembly

11. D889153 - Chair

12. D887157 - Chair

13. 10626602 - Workstation

14. D856729 - Sling assembly

15. 9770098 - Table leg connection

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idiyas.com
as of
12/12/2025
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