Growing community of inventors

Ibaraki, Japan

Tatsuya Matsukawa

Average Co-Inventor Count = 3.43

ph-index = 2

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 = 10

Tatsuya Matsukawa ↔ Yasuo Yoshida (1 patent)Tatsuya Matsukawa ↔ Hisayuki Masui (1 patent)Tatsuya Matsukawa ↔ Ryuichi Simada (1 patent)Tatsuya Matsukawa ↔ Ryuichi Shimada (1 patent)Tatsuya Matsukawa ↔ Toshiaki Matsuura (1 patent)Tatsuya MatsukawaTatsuya Matsukawa (2 patents)Yasuo YoshidaYasuo Yoshida (4 patents)Hisayuki MasuiHisayuki Masui (1 patent)Ryuichi SimadaRyuichi Simada (1 patent)Ryuichi ShimadaRyuichi Shimada (1 patent)Toshiaki MatsuuraToshiaki Matsuura (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Denki Kabushiki Kaisha (2 from 21,351 patents)

2. Japan Atomic Energy Research Institute (1 from 321 patents)


2 patents:

1. 5256907 - Electric power supply apparatus

2. 4937507 - Regenerative control system for motor generator

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as of
12/17/2025
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