Growing community of inventors

Chiba, Japan

Katsumi Owa

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 = 0

Katsumi Owa ↔ Koichiro Ueda (1 patent)Katsumi Owa ↔ Shinji Takaoka (1 patent)Katsumi Owa ↔ Yasunori Fujimoto (1 patent)Katsumi Owa ↔ Naho Kawahara (1 patent)Katsumi Owa ↔ Takahide Hayashida (1 patent)Katsumi OwaKatsumi Owa (1 patent)Koichiro UedaKoichiro Ueda (31 patents)Shinji TakaokaShinji Takaoka (1 patent)Yasunori FujimotoYasunori Fujimoto (1 patent)Naho KawaharaNaho Kawahara (1 patent)Takahide HayashidaTakahide Hayashida (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nisshin Steel Co., Ltd. (1 from 342 patents)


1 patent:

1. 9765223 - Coated steel sheet and exterior building material

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1/4/2026
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