Growing community of inventors

Tokyo, Japan

Katsuya Hirata

Average Co-Inventor Count = 4.00

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 = 1

Katsuya Hirata ↔ Atsushi Abe (1 patent)Katsuya Hirata ↔ Kazuo Nishihama (1 patent)Katsuya Hirata ↔ Genzo Iwaki (1 patent)Katsuya HirataKatsuya Hirata (1 patent)Atsushi AbeAtsushi Abe (86 patents)Kazuo NishihamaKazuo Nishihama (15 patents)Genzo IwakiGenzo Iwaki (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi Industrial Equipment Systems Co., Ltd. (1 from 493 patents)


1 patent:

1. 11183898 - Rotary electric machine and manufacturing method for rotary electric machine

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12/4/2025
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