Growing community of inventors

Osaka, Japan

Atsushi Koujina

Average Co-Inventor Count = 2.00

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 = 8

Atsushi KoujinaTakahiro Katayama (1 patent)Atsushi KoujinaAtsushi Koujina (1 patent)Takahiro KatayamaTakahiro Katayama (25 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rt. Works Co., Ltd. (1 from 1 patent)


1 patent:

1. 9650061 - Hand cart for walking stabilization and carrying articles according to a movement mode

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