Growing community of inventors

Tokyo, Japan

Hitoshi Tachikawa

Average Co-Inventor Count = 3.00

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 = 6

Hitoshi TachikawaIsao Endo (1 patent)Hitoshi TachikawaKabsuhiko Kumata (1 patent)Hitoshi TachikawaHitoshi Tachikawa (1 patent)Isao EndoIsao Endo (7 patents)Kabsuhiko KumataKabsuhiko Kumata (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Japan Tobacco Inc. (1 from 1,037 patents)

2. Tokyo Automatic Machinery Works, Ltd. (1 from 44 patents)


1 patent:

1. 4986718 - Method and apparatus for supplying rod-like articles

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/5/2025
Loading…