Growing community of inventors

Chagrin Falls, OH, United States of America

David Craig Hageman

Average Co-Inventor Count = 1.57

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 = 147

David Craig HagemanJames C Klingenberg (4 patents)David Craig HagemanSean A Stapulionis (2 patents)David Craig HagemanJohn McGhee (1 patent)David Craig HagemanDean Marshall (1 patent)David Craig HagemanRobert C Soltis (1 patent)David Craig HagemanMatt Schron (1 patent)David Craig HagemanDavid Craig Hageman (9 patents)James C KlingenbergJames C Klingenberg (9 patents)Sean A StapulionisSean A Stapulionis (3 patents)John McGheeJohn McGhee (6 patents)Dean MarshallDean Marshall (4 patents)Robert C SoltisRobert C Soltis (1 patent)Matt SchronMatt Schron (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Jergens, Inc. (6 from 33 patents)

2. Premier Industrial Corporation (2 from 18 patents)

3. Egc Enterprises Incorporated (1 from 6 patents)


9 patents:

1. 10662854 - Exhaust sealing joint

2. 8162581 - Release pin

3. 7914225 - Release pin

4. 7891903 - Release pin

5. 7731465 - Release pin

6. D596921 - Locking pin

7. D533436 - Finger cap for release pin

8. 5056967 - Spotweld removal tool

9. 4889457 - Load indicator

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/11/2025
Loading…