Growing community of inventors

Osaka, Japan

Hirotoshi Yoshinaga

Average Co-Inventor Count = 8.00

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 = 29

Hirotoshi Yoshinaga ↔ Jun Sugawara (1 patent)Hirotoshi Yoshinaga ↔ Akira Mizoguchi (1 patent)Hirotoshi Yoshinaga ↔ Isao Ueoka (1 patent)Hirotoshi Yoshinaga ↔ Nobuo Urakawa (1 patent)Hirotoshi Yoshinaga ↔ Masaaki Yamanaka (1 patent)Hirotoshi Yoshinaga ↔ Hideo Oshita (1 patent)Hirotoshi Yoshinaga ↔ Hideki Ogawa (1 patent)Hirotoshi YoshinagaHirotoshi Yoshinaga (1 patent)Jun SugawaraJun Sugawara (22 patents)Akira MizoguchiAkira Mizoguchi (20 patents)Isao UeokaIsao Ueoka (12 patents)Nobuo UrakawaNobuo Urakawa (7 patents)Masaaki YamanakaMasaaki Yamanaka (2 patents)Hideo OshitaHideo Oshita (1 patent)Hideki OgawaHideki Ogawa (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sumitomo Electric Industries, Limited (1 from 10,240 patents)

2. Osaka Diamond Industrial Co. (1 from 14 patents)


1 patent:

1. 6070570 - Wire-saw and its manufacturing method

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12/11/2025
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