OI

Osamu Ikeda

HI Hitachi: 2 patents #117 of 1,082Top 15%
Overall (2022): #123,646 of 548,613Top 25%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11420282 Soldering device Miki Hiraoka, Shinya Kawakita, Masayuki Kyoi 2022-08-23
11244877 Sealing structure and manufacturing method thereof Tetsuya Nakatsuka, Shinya Kawakita, Susumu Ishida, Isamu Yoshida 2022-02-08