Growing community of inventors

Tokyo, Japan

Masayoshi Yoshikawa

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 = 0

Masayoshi YoshikawaTakatoshi Takemoto (1 patent)Masayoshi YoshikawaKazunari Kawashima (1 patent)Masayoshi YoshikawaMoriyuki Aoyama (1 patent)Masayoshi YoshikawaMeiji Muramatsu (1 patent)Masayoshi YoshikawaMasayoshi Yoshikawa (1 patent)Takatoshi TakemotoTakatoshi Takemoto (97 patents)Kazunari KawashimaKazunari Kawashima (40 patents)Moriyuki AoyamaMoriyuki Aoyama (5 patents)Meiji MuramatsuMeiji Muramatsu (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Ace Denken (1 from 99 patents)


1 patent:

1. 5487696 - Apparatus for polishing medals for game machine and for separating

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12/24/2025
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