Growing community of inventors

Ihara, Japan

Kazumasa Arai

Average Co-Inventor Count = 5.00

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 = 11

Kazumasa Arai ↔ Minoru Tanaka (1 patent)Kazumasa Arai ↔ Yukinori Minagawa (1 patent)Kazumasa Arai ↔ Kunihiko Yamaguchi (1 patent)Kazumasa Arai ↔ Gouichi Muramatsu (1 patent)Kazumasa AraiKazumasa Arai (1 patent)Minoru TanakaMinoru Tanaka (9 patents)Yukinori MinagawaYukinori Minagawa (5 patents)Kunihiko YamaguchiKunihiko Yamaguchi (3 patents)Gouichi MuramatsuGouichi Muramatsu (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Chemical Industries Limited (1 from 614 patents)

2. Nippon Light Metal Company, Ltd. (1 from 306 patents)


1 patent:

1. 4865823 - Method for recovering gallium

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as of
12/19/2025
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