Growing community of inventors

Gamo-gun, Japan

Masashi Kakuma

Average Co-Inventor Count = 7.00

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

Masashi KakumaKazuya Namazue (2 patents)Masashi KakumaHiroyoshi Toba (2 patents)Masashi KakumaYuta Mani (2 patents)Masashi KakumaYosuke Fujiwara (2 patents)Masashi KakumaKeita Yamada (2 patents)Masashi KakumaNaoya Toyoshima (1 patent)Masashi KakumaTsubasa Yajima (1 patent)Masashi KakumaKenshin Hashiguchi (1 patent)Masashi KakumaKazuhiro Hayami (1 patent)Masashi KakumaKengo Ikedo (1 patent)Masashi KakumaMasashi Kakuma (2 patents)Kazuya NamazueKazuya Namazue (3 patents)Hiroyoshi TobaHiroyoshi Toba (2 patents)Yuta ManiYuta Mani (2 patents)Yosuke FujiwaraYosuke Fujiwara (2 patents)Keita YamadaKeita Yamada (2 patents)Naoya ToyoshimaNaoya Toyoshima (6 patents)Tsubasa YajimaTsubasa Yajima (5 patents)Kenshin HashiguchiKenshin Hashiguchi (1 patent)Kazuhiro HayamiKazuhiro Hayami (1 patent)Kengo IkedoKengo Ikedo (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Daifuku Co., Ltd. (2 from 708 patents)


2 patents:

1. 12492079 - Conveyance device

2. 12434915 - Conveyance system

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as of
12/20/2025
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