Growing community of inventors

Holtsville, NY, United States of America

Donald B Gronachan

Average Co-Inventor Count = 2.00

ph-index = 8

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 = 461

Donald B GronachanKevin Ray Ferguson (6 patents)Donald B GronachanThomas J Dunn (3 patents)Donald B GronachanDonald B Gronachan (9 patents)Kevin Ray FergusonKevin Ray Ferguson (34 patents)Thomas J DunnThomas J Dunn (16 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Motiva LLC (5 from 6 patents)

2. Other (4 from 832,680 patents)


9 patents:

1. 9427659 - Human movement measurement system

2. 8427325 - Human movement measurement system

3. 8159354 - Human movement measurement system

4. 7952483 - Human movement measurement system

5. 7492268 - Human movement measurement system

6. 7292151 - Human movement measurement system

7. 5135448 - Water immersed stair climber

8. 5116295 - Water immersed stair climber with air bladder

9. 5060935 - Water immersed stair climber

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idiyas.com
as of
12/8/2025
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