Growing community of inventors

Tokyo, Japan

Wataru Nakatsuka

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 = 4

Wataru Nakatsuka ↔ Yasushi Yamamoto (1 patent)Wataru Nakatsuka ↔ Takanobu Kuribayashi (1 patent)Wataru Nakatsuka ↔ Hiroshi Miyanokoshi (1 patent)Wataru NakatsukaWataru Nakatsuka (1 patent)Yasushi YamamotoYasushi Yamamoto (117 patents)Takanobu KuribayashiTakanobu Kuribayashi (2 patents)Hiroshi MiyanokoshiHiroshi Miyanokoshi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sanwa Shutter Kogyo Kabushiki Kaisha (1 from 1 patent)


1 patent:

1. 6412539 - Drive assembly for opening and closing a rolling door

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