Growing community of inventors

Tokyo, Japan

Nobuyuki Kato

Average Co-Inventor Count = 2.00

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

Nobuyuki Kato ↔ Takeshi Hirokane (1 patent)Nobuyuki KatoNobuyuki Kato (1 patent)Takeshi HirokaneTakeshi Hirokane (19 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Gas Chemical Company, Inc. (1 from 2,245 patents)


1 patent:

1. 8233225 - Optical lens

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as of
12/7/2025
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