Growing community of inventors

Oita, Japan

Fumio Hayashi

Average Co-Inventor Count = 6.00

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 = 1

Fumio Hayashi ↔ Yasuo Obana (1 patent)Fumio Hayashi ↔ Koichi Endoh (1 patent)Fumio Hayashi ↔ Toshihiko Kaku (1 patent)Fumio Hayashi ↔ Shigenori Yagura (1 patent)Fumio Hayashi ↔ Makoto Moriguchi (1 patent)Fumio HayashiFumio Hayashi (1 patent)Yasuo ObanaYasuo Obana (3 patents)Koichi EndohKoichi Endoh (2 patents)Toshihiko KakuToshihiko Kaku (1 patent)Shigenori YaguraShigenori Yagura (1 patent)Makoto MoriguchiMakoto Moriguchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Steel Corporation (1 from 3,554 patents)


1 patent:

1. 5693120 - Production method for low carbon molten steel using vacuum degassing and

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as of
12/21/2025
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