Growing community of inventors

Hitachi, Japan

Masaki Kaji

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 = 7

Masaki Kaji ↔ Toshihiro Takahashi (1 patent)Masaki Kaji ↔ Kozo Tamura (1 patent)Masaki Kaji ↔ Shoichi Ito (1 patent)Masaki Kaji ↔ Toshiharu Kodato (1 patent)Masaki Kaji ↔ Tomotaka Honda (1 patent)Masaki KajiMasaki Kaji (1 patent)Toshihiro TakahashiToshihiro Takahashi (53 patents)Kozo TamuraKozo Tamura (15 patents)Shoichi ItoShoichi Ito (7 patents)Toshiharu KodatoToshiharu Kodato (2 patents)Tomotaka HondaTomotaka Honda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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

2. Ihitachi Taga Technology, Ltd. (1 from 1 patent)


1 patent:

1. 5195511 - Bubble massager

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1/5/2026
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