RH

Ryusuke Hamakawa

OL Olympus: 1 patents #285 of 692Top 45%
Overall (2019): #288,424 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10438585 Voice recording device and voice recording control method Kenta Yumoto, Takafumi Onishi, Kazushi Fujitani 2019-10-08