Growing community of inventors

Fukaya, Japan

Hiroaki Yamamoto

Average Co-Inventor Count = 9.00

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 = 63

Hiroaki Yamamoto ↔ Keinosuke Murakami (1 patent)Hiroaki Yamamoto ↔ Fumio Ukigaya (1 patent)Hiroaki Yamamoto ↔ Kazunori Ohnishi (1 patent)Hiroaki Yamamoto ↔ Takao Kikuoka (1 patent)Hiroaki Yamamoto ↔ Hiroshi Noguchi (1 patent)Hiroaki Yamamoto ↔ Kotaro Wakui (1 patent)Hiroaki Yamamoto ↔ Gou Kawamura (1 patent)Hiroaki Yamamoto ↔ Noriyoshi Sasaki (1 patent)Hiroaki YamamotoHiroaki Yamamoto (1 patent)Keinosuke MurakamiKeinosuke Murakami (3 patents)Fumio UkigayaFumio Ukigaya (2 patents)Kazunori OhnishiKazunori Ohnishi (1 patent)Takao KikuokaTakao Kikuoka (1 patent)Hiroshi NoguchiHiroshi Noguchi (1 patent)Kotaro WakuiKotaro Wakui (1 patent)Gou KawamuraGou Kawamura (1 patent)Noriyoshi SasakiNoriyoshi Sasaki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,508 patents)

2. Hitachi Denshi Kabushiki Kaisha (1 from 208 patents)

3. Shin-Kobe Electric Machinery Co., Ltd. (1 from 102 patents)

4. Nippon Hoso Kyokai (the Japan Broadcasting Corporation) (1 from 1 patent)


1 patent:

1. 4377787 - System for measuring state of charge of storage battery

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/5/2026
Loading…