Growing community of inventors

Columbus, OH, United States of America

Mark C Eyman

Average Co-Inventor Count = 9.60

ph-index = 6

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 = 115

Mark C EymanTerry M Birchler (12 patents)Mark C EymanRoland Charriez (11 patents)Mark C EymanMichael Ballone (11 patents)Mark C EymanJohn E Kiely (11 patents)Mark C EymanBrian J Conaway (11 patents)Mark C EymanThomas VanDyk (11 patents)Mark C EymanDavid A Demar (11 patents)Mark C EymanMelissa Fisher (11 patents)Mark C EymanMandi Reese (10 patents)Mark C EymanKeith C Kristiansen (8 patents)Mark C EymanKeith C Kristiansen (3 patents)Mark C EymanKristen Karl Hedstrom (1 patent)Mark C EymanJoseph W Rhodenbaugh (1 patent)Mark C EymanMandi Reece (1 patent)Mark C EymanMark C Eyman (12 patents)Terry M BirchlerTerry M Birchler (25 patents)Roland CharriezRoland Charriez (77 patents)Michael BalloneMichael Ballone (41 patents)John E KielyJohn E Kiely (32 patents)Brian J ConawayBrian J Conaway (26 patents)Thomas VanDykThomas VanDyk (21 patents)David A DemarDavid A Demar (20 patents)Melissa FisherMelissa Fisher (11 patents)Mandi ReeseMandi Reese (10 patents)Keith C KristiansenKeith C Kristiansen (44 patents)Keith C KristiansenKeith C Kristiansen (34 patents)Kristen Karl HedstromKristen Karl Hedstrom (27 patents)Joseph W RhodenbaughJoseph W Rhodenbaugh (5 patents)Mandi ReeceMandi Reece (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ames True Temper, Inc. (5 from 177 patents)

2. Uniontools, Inc. (5 from 30 patents)

3. Kutol Products Company, Inc. (1 from 2 patents)


12 patents:

1. 7845082 - Universal hand pruner with extendible handles

2. 7753087 - Product dispensing system

3. 7647703 - Bulb planter with twin grips

4. D582226 - Hand tool with multiple grips

5. D548027 - Hand pruner

6. D539629 - Handle for hand-operated tool

7. D537700 - Handle for hand-operated tool

8. D532274 - Handle for hand tool

9. 7121599 - Hand-operated tool with central step

10. D522324 - Cultivator head for hand tool

11. D521823 - Bulb planter

12. D518340 - Hand operated tool

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idiyas.com
as of
12/4/2025
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