Growing community of inventors

Chigasaki, Japan

Keisuke Hayashi

Average Co-Inventor Count = 6.00

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

Keisuke Hayashi ↔ Ryozo Akiyama (1 patent)Keisuke Hayashi ↔ Isamu Koseki (1 patent)Keisuke Hayashi ↔ Yasuhiko Nakano (1 patent)Keisuke Hayashi ↔ Masami Ito (1 patent)Keisuke Hayashi ↔ Mikiharu Fukuchi (1 patent)Keisuke HayashiKeisuke Hayashi (1 patent)Ryozo AkiyamaRyozo Akiyama (30 patents)Isamu KosekiIsamu Koseki (2 patents)Yasuhiko NakanoYasuhiko Nakano (2 patents)Masami ItoMasami Ito (1 patent)Mikiharu FukuchiMikiharu Fukuchi (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Toshiba (1 from 52,711 patents)

2. Toshiba Material Engineering Corporation (1 from 1 patent)


1 patent:

1. 5087299 - Vibration-proof tungsten wire

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as of
12/5/2025
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