MU

Masaaki Umezawa

FU Fujikura: 1 patents #788 of 1,407Top 60%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
Overall (All Time): #1,499,155 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9798098 Optical module Hiroyuki Tanabe, Yoshiharu Fujisaku 2017-10-24
6208223 Receiving filter of a saw separator with greater electrode interdigitated width in first stage parallel resonator Hajime Shimamura, Yoshiaki Fujita, Tomokazu Komazaki 2001-03-27
5142573 Telephone apparatus for radio communication with an adaptor 1992-08-25