Growing community of inventors

Fairview Park, OH, United States of America

John L Hammond

Average Co-Inventor Count = 5.00

ph-index = 3

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 = 28

John L Hammond ↔ Peder John Gulbrandsen (4 patents)John L Hammond ↔ Abraham M Underkofler (4 patents)John L Hammond ↔ Mark R Paulsen (4 patents)John L Hammond ↔ James Joseph Lehane (43 patents)John L Hammond ↔ James J Lehane, Jr (4 patents)John L HammondJohn L Hammond (4 patents)Peder John GulbrandsenPeder John Gulbrandsen (85 patents)Abraham M UnderkoflerAbraham M Underkofler (60 patents)Mark R PaulsenMark R Paulsen (47 patents)James Joseph LehaneJames Joseph Lehane (43 patents)James J Lehane, JrJames J Lehane, Jr (25 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Usg Interiors, Inc. (4 from 278 patents)


4 patents:

1. 8667827 - Grid runner

2. 8359801 - Grid runner

3. D641500 - Suspended ceiling grid tee

4. D641501 - Suspended ceiling grid tee assembly

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idiyas.com
as of
1/16/2026
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