YK

Yuuki Kinpara

SC Sumitomo Osaka Cement Co.: 2 patents #7 of 52Top 15%
Overall (2022): #93,235 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11471987 Electrostatic chuck device and electrostatic chuck device manufacturing method Keisuke Maeda, Masaki Ozaki, Masayuki Shiojiri, Takeshi Watanabe, Shinichi Maeta 2022-10-18
11348819 Electrostatic chuck device Ryuuji Hayahara, Kazunori Ishimura, Hitoshi Kouno 2022-05-31