Growing community of inventors

Tokyo, Japan

Ishibachi Toyoaki

Average Co-Inventor Count = 5.00

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 = 23

Ishibachi Toyoaki ↔ Takuma Takashi (1 patent)Ishibachi Toyoaki ↔ Fuke Yasunori (1 patent)Ishibachi Toyoaki ↔ Yoshihara Minoru (1 patent)Ishibachi Toyoaki ↔ Maeda Masayuki (1 patent)Ishibachi ToyoakiIshibachi Toyoaki (1 patent)Takuma TakashiTakuma Takashi (1 patent)Fuke YasunoriFuke Yasunori (1 patent)Yoshihara MinoruYoshihara Minoru (1 patent)Maeda MasayukiMaeda Masayuki (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Furukawa Electric Co., Ltd. (1 from 2,634 patents)

2. Kanto Denka Kogyo Co., Ltd. (1 from 76 patents)

3. Fuji Die Co., Ltd. (1 from 7 patents)


1 patent:

1. 4519839 - Sintered high vanadium high speed steel and method of making same

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as of
12/17/2025
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