Growing community of inventors

Lincoln, NE, United States of America

Gretchen Zwetzig

Average Co-Inventor Count = 1.33

ph-index = 1

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 = 2

Gretchen ZwetzigDavid W Fleming (1 patent)Gretchen ZwetzigGretchen Zwetzig (2 patents)David W FlemingDavid W Fleming (21 patents)
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Inventor’s number of patents
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Strength of working relationships

2 patents:

1. PP16669 - Hibiscus plant named: 'Cherub'

2. PP14353 - Crape Myrtle plant named Red Filli

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as of
12/12/2025
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