Growing community of inventors

Kawasaki, Japan

Astushi Toba

Average Co-Inventor Count = 11.00

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 = 2

Astushi Toba ↔ Hiyoshi Tatsuno (1 patent)Astushi Toba ↔ Masamitu Tadano (1 patent)Astushi Toba ↔ Etsuo Kuwabara (1 patent)Astushi Toba ↔ Kazuo Sasaki (1 patent)Astushi Toba ↔ Yoshiro Iwano (1 patent)Astushi Toba ↔ Saburo Ishida (1 patent)Astushi Toba ↔ Mitsuo Horiuchi (1 patent)Astushi Toba ↔ Mitsuo Iwano (1 patent)Astushi Toba ↔ Makoto Yoda (1 patent)Astushi Toba ↔ Susumu Ohhashi (1 patent)Astushi TobaAstushi Toba (1 patent)Hiyoshi TatsunoHiyoshi Tatsuno (14 patents)Masamitu TadanoMasamitu Tadano (1 patent)Etsuo KuwabaraEtsuo Kuwabara (1 patent)Kazuo SasakiKazuo Sasaki (1 patent)Yoshiro IwanoYoshiro Iwano (1 patent)Saburo IshidaSaburo Ishida (1 patent)Mitsuo HoriuchiMitsuo Horiuchi (1 patent)Mitsuo IwanoMitsuo Iwano (1 patent)Makoto YodaMakoto Yoda (1 patent)Susumu OhhashiSusumu Ohhashi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nippon Oil Company (1 from 690 patents)

2. Tokyo Tatsuno Co., Ltd. (1 from 22 patents)


1 patent:

1. 3995769 - Fuel dispensing and measuring device arranged on ground surface

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/3/2026
Loading…