AK

Akihiro Kyogoku

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #1,447,200 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10590934 Refrigeration cycle device with motor speed estimator Fuminori Sakima, Akira Fujitaka, Hiroaki Nakai, Hideaki Matsuo, Shigehiro Sato +1 more 2020-03-17
6998861 Wiring board and soldering method therefor Mitsuhisa Nakai, Keiichi Kuriyama, Yoshinao Nakamoto, Koji Taniguchi, Hiroaki HIGASHI 2006-02-14
6671192 Power apparatus Shiro Maeda, Kazuhiro Harada, Yasuhisa Ninomiya, Tomohiro Sugimoto 2003-12-30