Growing community of inventors

Nanto, Japan

Masahiko Okubo

Average Co-Inventor Count = 3.00

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 = 31

Masahiko Okubo ↔ Toshihiro Koide (1 patent)Masahiko Okubo ↔ Seiichi Hayashi (1 patent)Masahiko OkuboMasahiko Okubo (1 patent)Toshihiro KoideToshihiro Koide (10 patents)Seiichi HayashiSeiichi Hayashi (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Komatsu Corporation (1 from 2,737 patents)

2. Komatsu Industries Corporation (1 from 109 patents)


1 patent:

1. D690744 - Laser processing machine

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1/10/2026
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