Growing community of inventors

Jamestown, RI, United States of America

Martin Keen

Average Co-Inventor Count = 1.43

ph-index = 13

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 = 557

Martin KeenDiau P Hall (6 patents)Martin KeenJustin W Sirotin (4 patents)Martin KeenRyan M Coyle (4 patents)Martin KeenStephen David Opie (3 patents)Martin KeenRory W Fuerst (2 patents)Martin KeenDouglas E Clark (2 patents)Martin KeenChristopher Adam (1 patent)Martin KeenMichael P Kirk (1 patent)Martin KeenMartin Keen (23 patents)Diau P HallDiau P Hall (7 patents)Justin W SirotinJustin W Sirotin (14 patents)Ryan M CoyleRyan M Coyle (6 patents)Stephen David OpieStephen David Opie (8 patents)Rory W FuerstRory W Fuerst (55 patents)Douglas E ClarkDouglas E Clark (11 patents)Christopher AdamChristopher Adam (9 patents)Michael P KirkMichael P Kirk (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Timberland Company (14 from 69 patents)

2. Focaluprightfurniture, LLC (4 from 4 patents)

3. Keen, Inc. (2 from 33 patents)

4. Safco Products Company (2 from 15 patents)

5. The Tiberland Company (1 from 1 patent)


23 patents:

1. 9801472 - Upright active-sitting seat

2. 9474377 - Upright active-sitting seat

3. D741073 - Upright seat

4. D716570 - Portable seat

5. D697328 - Upright seat

6. D681979 - Desk

7. 7762011 - Toe protection sandal

8. 7631440 - Shoe with anatomical protection

9. 7562470 - Shoe with wraparound lacing

10. 7347012 - Shoe with lacing

11. D562533 - Clog shoe

12. 7320189 - Shoe with lacing

13. 7287342 - Shoe with lacing

14. D546048 - Shoe upper toe cap

15. 7234251 - Toe protection sandal

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idiyas.com
as of
12/10/2025
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