HK

Hiroshi Katsurayama

HT Hayashi Telempu: 1 patents #29 of 139Top 25%
Overall (All Time): #2,884,024 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9937858 Illumination device Shigeki Masaki, Jun Koyama 2018-04-10