RI

Rikiya Ishikawa

SO Sony: 4 patents #8,966 of 25,231Top 40%
SM Smc: 2 patents #375 of 737Top 55%
Overall (All Time): #774,018 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12220765 Butt welded joint of steel material and method for manufacturing same Hiroyuki Okuhira, Takuya Tadano 2025-02-11
10320062 Mounting base, communication device, antenna characteristic correction member, and communication system Osamu Kozakai, Takayuki Hirabayashi 2019-06-11
10256533 Antenna device Takayuki Hirabayashi, Hiroyuki Shigei, Yu Togasaki, Osamu Kozakai 2019-04-09
9989089 Guide mechanism and method for manufacturing same Yasunori Yoshida, Youichi Kawamura, Yoshihiro Toshimori, Motohiro Sato, Nariaki Suzuki +1 more 2018-06-05
8519804 Wired transmission line for electromagnetic coupling of first and second millimeter wave AV devices Futoshi Takeuchi, Kenichi Kawasaki 2013-08-27
8145122 Power supply adapter and power supply system Katsunori Honma, Kosuke Fujita 2012-03-27