Growing community of inventors

Tokyo, Japan

Tatsuo Kusumi

Average Co-Inventor Count = 2.00

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 = 9

Tatsuo Kusumi ↔ Akira Takasaka (2 patents)Tatsuo KusumiTatsuo Kusumi (2 patents)Akira TakasakaAkira Takasaka (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sega Enterprises, Ltd. (2 from 264 patents)


2 patents:

1. D387099 - Cylindrical track for toy

2. D380022 - Cylindrical track for toy

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/18/2025
Loading…