Growing community of inventors

Neenah, WI, United States of America

Rongguo Zhao

Average Co-Inventor Count = 3.00

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 = 10

Rongguo Zhao ↔ Davis Dang Hoang Nhan (1 patent)Rongguo Zhao ↔ William Hung Nguyen (1 patent)Rongguo ZhaoRongguo Zhao (1 patent)Davis Dang Hoang NhanDavis Dang Hoang Nhan (20 patents)William Hung NguyenWilliam Hung Nguyen (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Znn Technologies, LLC (1 from 2 patents)


1 patent:

1. 7341612 - Disposable vacuum bags

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12/10/2025
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