Growing community of inventors

Racine, WI, United States of America

Gregory W Langenfeld

Average Co-Inventor Count = 1.15

ph-index = 2

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 = 23

Gregory W Langenfeld ↔ John Evans (1 patent)Gregory W Langenfeld ↔ Lori L Langenfeld (1 patent)Gregory W LangenfeldGregory W Langenfeld (5 patents)John EvansJohn Evans (12 patents)Lori L LangenfeldLori L Langenfeld (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Laning Custom Design, Inc. (4 from 4 patents)


5 patents:

1. D544280 - Shelf

2. D541093 - Shelf

3. D540092 - Shelf

4. D532237 - Shelf

5. D435383 - Shelf

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as of
12/18/2025
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