Growing community of inventors

Machida, Japan

Naoyuki Okamoto

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 = 43

Naoyuki Okamoto ↔ Hirotoshi Hagiwara (1 patent)Naoyuki Okamoto ↔ Akio Rokugawa (1 patent)Naoyuki Okamoto ↔ Tsunemasa Inoue (1 patent)Naoyuki OkamotoNaoyuki Okamoto (1 patent)Hirotoshi HagiwaraHirotoshi Hagiwara (7 patents)Akio RokugawaAkio Rokugawa (1 patent)Tsunemasa InoueTsunemasa Inoue (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Denki Kagaku Kogyo Kabushiki Kaisha (1 from 475 patents)


1 patent:

1. 4721878 - Charged particle emission source structure

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as of
12/19/2025
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