Growing community of inventors

Hitachi, Japan

Masayoshi Satoo

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 = 21

Masayoshi Satoo ↔ Yasuo Matsuda (1 patent)Masayoshi Satoo ↔ Norikazu Tokunaga (1 patent)Masayoshi Satoo ↔ Hisao Amano (1 patent)Masayoshi Satoo ↔ Teruaki Odaka (1 patent)Masayoshi SatooMasayoshi Satoo (1 patent)Yasuo MatsudaYasuo Matsuda (37 patents)Norikazu TokunagaNorikazu Tokunaga (32 patents)Hisao AmanoHisao Amano (15 patents)Teruaki OdakaTeruaki Odaka (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hitachi, Ltd. (1 from 42,496 patents)

2. Hitachi Device Engineering Co., Ltd. (1 from 217 patents)


1 patent:

1. 4866589 - Voltage resonance type switching power source apparatus

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as of
12/27/2025
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