Growing community of inventors

Tokyo, Japan

Keiichi Nanbu

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 = 0

Keiichi NanbuSusumu Kusakabe (1 patent)Keiichi NanbuMasanobu Sato (1 patent)Keiichi NanbuFumio Kubono (1 patent)Keiichi NanbuKeiichi Nanbu (1 patent)Susumu KusakabeSusumu Kusakabe (54 patents)Masanobu SatoMasanobu Sato (47 patents)Fumio KubonoFumio Kubono (38 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Quadrac Co., Ltd. (1 from 3 patents)


1 patent:

1. 9654319 - Non-contact communication apparatus

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/27/2025
Loading…