YK

Yuichi Kawase

NC Nihon Dempa Kogyo Co.: 2 patents #136 of 296Top 50%
JE Jeol: 1 patents #309 of 669Top 50%
Overall (All Time): #1,221,383 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8803407 Piezoelectric device with asymmetrically mounted tuning-fork type piezoelectric vibrating piece Toshiaki Motegi, Shingo Kawanishi 2014-08-12
8604677 Piezoelectric devices including frequency-adjustment units Toshiaki Motegi 2013-12-10
7820362 Method of pattern delineation 2010-10-26
4932095 Face washing puff 1990-06-12