Growing community of inventors

Tokyo, Japan

Kei Tsukada

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

Kei Tsukada ↔ Kazutaka Murayama (1 patent)Kei Tsukada ↔ Keiji Tsukahara (1 patent)Kei Tsukada ↔ Kazuki Soeda (1 patent)Kei Tsukada ↔ Hikari Sasaki (1 patent)Kei Tsukada ↔ Hironari Fujiki (1 patent)Kei TsukadaKei Tsukada (1 patent)Kazutaka MurayamaKazutaka Murayama (6 patents)Keiji TsukaharaKeiji Tsukahara (4 patents)Kazuki SoedaKazuki Soeda (3 patents)Hikari SasakiHikari Sasaki (2 patents)Hironari FujikiHironari Fujiki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nichias Corporation (1 from 254 patents)


1 patent:

1. 12415898 - Porous body

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as of
12/21/2025
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