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Youichi Yamaguchi

KA Kaneka: 3 patents #7 of 210Top 4%
KO Kilt Planning Office: 3 patents #1 of 7Top 15%
Overall (2020): #61,731 of 565,922Top 15%
3
Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10697619 Surface light emission system, lighting system, and lighting space reproduction method Shozo Toyohisa, Harunobu Izumo, Tomoki Kubo 2020-06-30
10697627 Illumination apparatus Koichi Fukushima, Toyohisa Shozo, Tomoki Kubo 2020-06-30
10683976 Illumination device and attachment member Koichi Fukushima, Shozo Toyohisa, Harunobu Izumo, Akira Nishikawa 2020-06-16