KT

Koji Toshikawa

NC Nihon Dempa Kogyo Co.: 3 patents #109 of 296Top 40%
Overall (All Time): #1,404,131 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11824516 Piezoelectric device and manufacturing method of the same Kenji Shimao, Tetsuya Watanabe, Hirokazu Iwata 2023-11-21
10840882 Crystal unit and manufacturing method thereof Shinobu Yoshida, Hirokazu Iwata, Tetsuya Watanabe, Kazuhiro Hirota, Yoshiro TESHIMA 2020-11-17
10771038 Crystal unit Shinobu Yoshida, Hirokazu Iwata 2020-09-08