Growing community of inventors

Miki, Japan

Hakumi Hasegawa

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 = 13

Hakumi HasegawaTetsuya Yoshikawa (1 patent)Hakumi HasegawaHakumi Hasegawa (1 patent)Tetsuya YoshikawaTetsuya Yoshikawa (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Kobe Seiko Sho (1 from 1,100 patents)


1 patent:

1. 5103766 - Vacuum arc vapor deposition device having electrode switching means

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/9/2025
Loading…