Growing community of inventors

Ichikawa, Japan

Norihisa Hayasi

Average Co-Inventor Count = 9.00

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

Norihisa Hayasi ↔ Akitoshi Yoshida (1 patent)Norihisa Hayasi ↔ Shigeki Inoue (1 patent)Norihisa Hayasi ↔ Masaharu Kosaka (1 patent)Norihisa Hayasi ↔ Takeshi Suzuki (1 patent)Norihisa Hayasi ↔ Minoru Ichigo (1 patent)Norihisa Hayasi ↔ Makoto Nakasu (1 patent)Norihisa Hayasi ↔ Masao Tohyama (1 patent)Norihisa Hayasi ↔ Akinobu Ando (1 patent)Norihisa HayasiNorihisa Hayasi (1 patent)Akitoshi YoshidaAkitoshi Yoshida (16 patents)Shigeki InoueShigeki Inoue (5 patents)Masaharu KosakaMasaharu Kosaka (4 patents)Takeshi SuzukiTakeshi Suzuki (2 patents)Minoru IchigoMinoru Ichigo (2 patents)Makoto NakasuMakoto Nakasu (1 patent)Masao TohyamaMasao Tohyama (1 patent)Akinobu AndoAkinobu Ando (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kikusui Kagaku Kogyo Kabushiki Kaisha (1 from 4 patents)

2. Nissan Kagaku Kogyo Kabushiki Kaisha (1 from 2 patents)


1 patent:

1. 4059553 - Coating composition comprising oxides and/or hydroxides of Mg.sup.++,

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as of
12/13/2025
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