KO

Ken Okamura

Pioneer: 2 patents #761 of 1,730Top 45%
Pioneer Electronic: 2 patents #804 of 1,840Top 45%
Overall (All Time): #1,263,529 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6958970 Disk player Tomohiro Mizuno, Ryuji Tsukagoshi, Hidenori Takeda, Yusuke Akama 2005-10-25
6404718 Disc player Yuji Ikedo, Yusuke Akama, Takashi Nakai, Yoshitake Shimada 2002-06-11
6151279 Single motor disc player with a Geneva mechanism Yuji Ikedo, Hideo Ito, Kuniya Satomi 2000-11-21
5226025 Magazine disk player having an improved magazine detecting feature Yuji Ikedo, Takahiro Okajima 1993-07-06