Growing community of inventors

Yanai, Japan

Naoto Yamaguma

Average Co-Inventor Count = 5.00

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 = 2

Naoto Yamaguma ↔ Tadahisa Masai (1 patent)Naoto Yamaguma ↔ Jyoji Okamoto (1 patent)Naoto Yamaguma ↔ Takeshi Imaizumi (1 patent)Naoto Yamaguma ↔ Yoshihiro Okita (1 patent)Naoto YamagumaNaoto Yamaguma (1 patent)Tadahisa MasaiTadahisa Masai (7 patents)Jyoji OkamotoJyoji Okamoto (6 patents)Takeshi ImaizumiTakeshi Imaizumi (3 patents)Yoshihiro OkitaYoshihiro Okita (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,517 patents)


1 patent:

1. 4368621 - Method of operating air conditioner

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/9/2026
Loading…