YK

Yoshiko Koizumi

Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
Overall (All Time): #973,581 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10689615 Temperature-responsive base material, method for producing same, and method for evaluating same Masamichi Morita, Kouji Kubota, Hiroki Yamaguchi 2020-06-23
8254926 Mobile switchboard, mobile unit, mobile communication system, and position-registration extending method Shinichiro Aikawa, Yukihiro Noda, Yoko Shimominami 2012-08-28
8041354 Mobile switchboard, mobile unit, mobile communication system, and position-registration extending method Shinichiro Aikawa, Yukihiro Noda, Yoko Shimominami 2011-10-18
7941142 Mobile switchboard, mobile unit, mobile communication system, and position-registration extending method Shinichiro Aikawa, Yukihiro Noda, Yoko Shimominami 2011-05-10
6158009 Communication monitoring and controlling apparatus Ichiro Ayukawa, Yuji Shiraishi, Kazutoshi Kawamura, Kimio Watanabe 2000-12-05