Growing community of inventors

Tokyo, Japan

Hideyoshi Kawashima

Average Co-Inventor Count = 4.00

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

Hideyoshi KawashimaKazuo Suzuki (1 patent)Hideyoshi KawashimaShinji Shimada (1 patent)Hideyoshi KawashimaTakayuki Sunagawa (1 patent)Hideyoshi KawashimaHideyoshi Kawashima (1 patent)Kazuo SuzukiKazuo Suzuki (47 patents)Shinji ShimadaShinji Shimada (25 patents)Takayuki SunagawaTakayuki Sunagawa (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Yoshino Kogyosho Co., Ltd. (1 from 665 patents)


1 patent:

1. 9296254 - Molded resin product and process for surface treatment thereof

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1/14/2026
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