Growing community of inventors

Yokohama, Japan

Nobuhiro Echida

Average Co-Inventor Count = 4.44

ph-index = 2

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 = 30

Nobuhiro EchidaYujiro Kosaka (2 patents)Nobuhiro EchidaMasaru Uemura (2 patents)Nobuhiro EchidaHitoshi Kuroki (2 patents)Nobuhiro EchidaKanji Otomo (1 patent)Nobuhiro EchidaNobuhiro Echida (2 patents)Yujiro KosakaYujiro Kosaka (12 patents)Masaru UemuraMasaru Uemura (12 patents)Hitoshi KurokiHitoshi Kuroki (5 patents)Kanji OtomoKanji Otomo (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,880 patents)

2. Toyo Soda Manufacturing Co., Ltd. (1 from 285 patents)


2 patents:

1. 4091134 - Coated metal pipe

2. 3967020 - Coated metal pipe

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/3/2026
Loading…