Growing community of inventors

West Linn, OR, United States of America

John Ludemann

Average Co-Inventor Count = 3.00

ph-index = 5

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 = 264

John Ludemann ↔ Lawrence G Selbiger (4 patents)John Ludemann ↔ Robert L Peterson (4 patents)John Ludemann ↔ James K Tong (1 patent)John Ludemann ↔ Mona McCrea (1 patent)John LudemannJohn Ludemann (5 patents)Lawrence G SelbigerLawrence G Selbiger (57 patents)Robert L PetersonRobert L Peterson (13 patents)James K TongJames K Tong (40 patents)Mona McCreaMona McCrea (13 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Avia Group International, Inc. (5 from 145 patents)


5 patents:

1. D299582 - Shoe upper

2. D298082 - Shoe upper

3. D297780 - Shoe upper

4. D297587 - Shoe upper

5. D297181 - Shoe upper

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