Growing community of inventors

Yokosuka, Japan

Kazumi Okubo

Average Co-Inventor Count = 4.00

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 = 3

Kazumi Okubo ↔ Akira Nagashima (1 patent)Kazumi Okubo ↔ Hiroaki Koga (1 patent)Kazumi Okubo ↔ Akira Sato (1 patent)Kazumi OkuboKazumi Okubo (1 patent)Akira NagashimaAkira Nagashima (147 patents)Hiroaki KogaHiroaki Koga (11 patents)Akira SatoAkira Sato (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kioritz Corporation (1 from 435 patents)


1 patent:

1. D325155 - Power chainsaw motor housing

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as of
12/16/2025
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