KH

Kazumi Hamakawa

NC Nippon Soda Co.: 3 patents #145 of 648Top 25%
Overall (All Time): #1,416,562 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11370240 Recording material and recording sheet Shuntaro Kinoshita, Kayoko Tada, Hiroshi Sakai 2022-06-28
11142015 Recording material, and recording sheet Shuntaro Kinoshita, Kayoko Nomura, Hiroshi Sakai 2021-10-12
10226957 Recording material and recording sheet Shuntaro Kinoshita, Hiroshi Sakai, Kayoko Tada 2019-03-12