TK

Tsuneharu Kasai

CC Citizen Holdings Co.: 3 patents #70 of 431Top 20%
CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
Overall (All Time): #1,204,009 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9342055 Electronic watch Masahiro Mamiya, Michihiro Enokida, Tetsuro Maruyama, Fumio Nakamura 2016-05-17
8897864 Heart rate meter and method for removing noise of heart beat waveform Hideki Shimizu 2014-11-25
8655436 Heart rate meter and heart beat detecting method Hideki Shimizu 2014-02-18
6272570 IC memory card 2001-08-07