EK

Eiji Kuwahara

TC Taiyo Yuden Co.: 2 patents #20 of 129Top 20%
SO Sony: 2 patents #542 of 2,835Top 20%
Overall (2018): #46,184 of 503,207Top 10%
4
Patents 2018

Issued Patents 2018

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10117017 Headphone and acoustic characteristic adjustment method Takahiro Suzuki 2018-10-30
10097160 Ladder-type filter, duplexer, and module Yuki Endo 2018-10-09
10028049 Headphones Takeshi Inoue, Tomohiro Ito, Hideto Yamamoto, Hisahiro Tanaka, Hirokazu Nishihara +2 more 2018-07-17
9887686 Acoustic wave device, transceiver device, and mobile communication device 2018-02-06