Growing community of inventors

Kashiwara, Japan

Kazumasa Hayashi

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 = 10

Kazumasa Hayashi ↔ Akitomo Terada (1 patent)Kazumasa Hayashi ↔ Yasunobu Endo (1 patent)Kazumasa Hayashi ↔ Kojiro Nakata (1 patent)Kazumasa Hayashi ↔ Michio Kobori (1 patent)Kazumasa HayashiKazumasa Hayashi (1 patent)Akitomo TeradaAkitomo Terada (2 patents)Yasunobu EndoYasunobu Endo (1 patent)Kojiro NakataKojiro Nakata (1 patent)Michio KoboriMichio Kobori (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shizuoka Prefecture (1 from 15 patents)

2. Sanwa Denpun Industrial Co., Ltd. (1 from 1 patent)


1 patent:

1. 4425452 - Coating color for paper and method for preparation of the same

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as of
12/20/2025
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