Growing community of inventors

Tokyo, Japan

Hiroyaki Yamaguchi

Average Co-Inventor Count = 4.00

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 = 13

Hiroyaki Yamaguchi ↔ Fred Boyle McCormick (2 patents)Hiroyaki Yamaguchi ↔ Kim Marie Vogel (2 patents)Hiroyaki Yamaguchi ↔ Hiroshi Nogami (29 patents)Hiroyaki Yamaguchi ↔ Werner Adams (15 patents)Hiroyaki Yamaguchi ↔ Yasutaka Noguchi (8 patents)Hiroyaki Yamaguchi ↔ Joyce B Hall (2 patents)Hiroyaki YamaguchiHiroyaki Yamaguchi (2 patents)Fred Boyle McCormickFred Boyle McCormick (68 patents)Kim Marie VogelKim Marie Vogel (40 patents)Hiroshi NogamiHiroshi Nogami (29 patents)Werner AdamsWerner Adams (15 patents)Yasutaka NoguchiYasutaka Noguchi (8 patents)Joyce B HallJoyce B Hall (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. 3M Innovative Properties Company (1 from 14,087 patents)

2. Minnesota Mining and Manufacturing Company (1 from 7,865 patents)

3. Voith Patent Gmbh (605 patents)


2 patents:

1. 6217943 - Aromatic cyanate ester silane coupling agents

2. 5912377 - Aromatic cyanate ester silane coupling agents

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as of
1/7/2026
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