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Waverly, NE, United States of America

Henry Yokoyama

Average Co-Inventor Count = 7.00

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 = 3

Henry YokoyamaJohn Alvin Eastin (3 patents)Henry YokoyamaDavid Vu (3 patents)Henry YokoyamaChristopher Lee Petersen (3 patents)Henry YokoyamaPaul S Oyama (3 patents)Henry YokoyamaJames H H Chan (3 patents)Henry YokoyamaLoren J Hov (3 patents)Henry YokoyamaHenry Yokoyama (3 patents)John Alvin EastinJohn Alvin Eastin (43 patents)David VuDavid Vu (27 patents)Christopher Lee PetersenChristopher Lee Petersen (9 patents)Paul S OyamaPaul S Oyama (3 patents)James H H ChanJames H H Chan (3 patents)Loren J HovLoren J Hov (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kamtec, Inc. (3 from 10 patents)


3 patents:

1. 10081805 - Signaling compositions, methods, and systems for effecting plant growth and crop enhancement

2. 9464283 - Signaling compositions, methods, and systems for effecting plant growth and crop enhancement

3. 8999890 - Signaling compositions, methods, and systems for effecting plant burndown and herbicide enhancement

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as of
12/17/2025
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