Growing community of inventors

Saint Paul, MN, United States of America

Johnny Zhengrong Liu

Average Co-Inventor Count = 4.00

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 = 1

Johnny Zhengrong Liu ↔ Charles Allen Hodge (2 patents)Johnny Zhengrong Liu ↔ Lyndal Jensen (2 patents)Johnny Zhengrong Liu ↔ Elena Werst (2 patents)Johnny Zhengrong Liu ↔ Lyndal Jensen (1 patent)Johnny Zhengrong Liu ↔ Elena Werst (1 patent)Johnny Zhengrong Liu ↔ Charles A Hodge (1 patent)Johnny Zhengrong LiuJohnny Zhengrong Liu (2 patents)Charles Allen HodgeCharles Allen Hodge (85 patents)Lyndal JensenLyndal Jensen (13 patents)Elena WerstElena Werst (2 patents)Lyndal JensenLyndal Jensen (1 patent)Elena WerstElena Werst (1 patent)Charles A HodgeCharles A Hodge (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ecolab USA Inc. (2 from 1,961 patents)


2 patents:

1. 12391901 - Enzymatic pot and pan detergent

2. 11306277 - Enzymatic pot and pan detergent

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as of
12/6/2025
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