Growing community of inventors

Tokyo, Japan

Kazuya Kumei

Average Co-Inventor Count = 8.00

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

Kazuya Kumei ↔ Masafumi Yamamoto (1 patent)Kazuya Kumei ↔ Naoto Shibata (1 patent)Kazuya Kumei ↔ Masaki Kawamura (1 patent)Kazuya Kumei ↔ Mitsuru Kamikawa (1 patent)Kazuya Kumei ↔ Yutaka Takeuchi (1 patent)Kazuya Kumei ↔ Takafumi Murakami (1 patent)Kazuya Kumei ↔ Ko Sugai (1 patent)Kazuya KumeiKazuya Kumei (1 patent)Masafumi YamamotoMasafumi Yamamoto (25 patents)Naoto ShibataNaoto Shibata (7 patents)Masaki KawamuraMasaki Kawamura (7 patents)Mitsuru KamikawaMitsuru Kamikawa (6 patents)Yutaka TakeuchiYutaka Takeuchi (6 patents)Takafumi MurakamiTakafumi Murakami (5 patents)Ko SugaiKo Sugai (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Honda Motor Co., Ltd. (1 from 21,862 patents)


1 patent:

1. 11077709 - Drive shaft and method for producing drive shaft

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12/15/2025
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