Growing community of inventors

Hitachi, Japan

Tomoya Kato

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 = 6

Tomoya Kato ↔ Kenya Ohashi (1 patent)Tomoya Kato ↔ Mitsuyoshi Shouji (1 patent)Tomoya Kato ↔ Kazumi Fujii (1 patent)Tomoya Kato ↔ Takeshi Obana (1 patent)Tomoya KatoTomoya Kato (1 patent)Kenya OhashiKenya Ohashi (14 patents)Mitsuyoshi ShoujiMitsuyoshi Shouji (11 patents)Kazumi FujiiKazumi Fujii (10 patents)Takeshi ObanaTakeshi Obana (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,485 patents)


1 patent:

1. 6328530 - MG alloy member and its use

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12/5/2025
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