Growing community of inventors

Toyonaka, Japan

Masaru Matsumoto

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 = 3

Masaru Matsumoto ↔ Shoji Yuyama (1 patent)Masaru Matsumoto ↔ Hiroyasu Hamada (1 patent)Masaru Matsumoto ↔ Hiroshi Nose (1 patent)Masaru MatsumotoMasaru Matsumoto (1 patent)Shoji YuyamaShoji Yuyama (144 patents)Hiroyasu HamadaHiroyasu Hamada (20 patents)Hiroshi NoseHiroshi Nose (12 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Yuyama Seisakusho (1 from 50 patents)


1 patent:

1. 6024221 - Ampule storage bag

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12/16/2025
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