SK

Shigeru Kuwabara

MC Mitsui Mining & Smelting Co.: 3 patents #195 of 838Top 25%
TE Tokyo Shibaura Electric: 1 patents #96 of 337Top 30%
Overall (All Time): #1,262,488 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6905527 Method of manufacturing cerium-based polishing agent Terunori Ito, Hiroyuki Watanabe, Kazuya Ushiyama, Yoshitsugu Uchino 2005-06-14
6824578 Abrasive material Yoshitsugu Uchino, Hidehiko Yamasaki 2004-11-30
6764669 Method for producing fluorinated potassium tantalate crystal Hiromichi Isaka, Kenji Higashi, Yoshitsugu Uchino 2004-07-20
4255136 Furnace for heat treatment of wire materials Teruo Suzuki 1981-03-10