Growing community of inventors

Isehara, Japan

Yoshio Hara

Average Co-Inventor Count = 11.00

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 = 6

Yoshio Hara ↔ Satoru Shimoyama (1 patent)Yoshio Hara ↔ Susumu Shimoyama (1 patent)Yoshio Hara ↔ Eiichi Eto (1 patent)Yoshio Hara ↔ Yasuko Noda (1 patent)Yoshio Hara ↔ Keiko Maeda (1 patent)Yoshio Hara ↔ Kunio Kataoka (1 patent)Yoshio Hara ↔ Tasuku Shimoyama (1 patent)Yoshio Hara ↔ Ujo Maeda (1 patent)Yoshio Hara ↔ Mieko Goto (1 patent)Yoshio Hara ↔ Kazumi Konya (1 patent)Yoshio HaraYoshio Hara (1 patent)Satoru ShimoyamaSatoru Shimoyama (8 patents)Susumu ShimoyamaSusumu Shimoyama (3 patents)Eiichi EtoEiichi Eto (3 patents)Yasuko NodaYasuko Noda (2 patents)Keiko MaedaKeiko Maeda (2 patents)Kunio KataokaKunio Kataoka (2 patents)Tasuku ShimoyamaTasuku Shimoyama (2 patents)Ujo MaedaUjo Maeda (2 patents)Mieko GotoMieko Goto (1 patent)Kazumi KonyaKazumi Konya (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ihara Chemical Industry Co., Ltd. (1 from 211 patents)


1 patent:

1. 5244469 - Process for preparation of black coloring materials and application

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12/7/2025
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