TO

Tadashi Oshiyama

YC Yokowo Co.: 9 patents #10 of 176Top 6%
📍 Maebashi, JP: #44 of 470 inventorsTop 10%
Overall (All Time): #520,345 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
7804457 Multi-band antenna with inductor and/or capacitor Hirotoshi Mizuno, Yusuke Suzuki 2010-09-28
7420511 Antenna for a plurality of bands Hirotoshi Mizuno, Yusuke Suzuki 2008-09-02
7042400 Multi-frequency antenna Katsutoshi Okubo 2006-05-09
6922172 Broad-band antenna for mobile communication Hirotoshi Mizuno, Yusuke Suzuki 2005-07-26
6753827 Antenna device for mobile communication terminal Seiji Gou 2004-06-22
6522300 Antenna device for mobile tele-communication terminal Atsushi Sato, Katsutoshi Okubo, Takao Kawahara, Seiji Gou 2003-02-18
6339401 Antenna for portable radio 2002-01-15
6201503 Antenna for radio device and radio device 2001-03-13
6130651 Folded antenna Wasuke Yanagisawa, Hirotoshi Mizuno 2000-10-10
5995064 Antenna having a returned portion forming a portion arranged in parallel to the longitudinal antenna direction Wasuke Yanagisawa, Ryo Horie, Takao Kawahara, Michio Arai, Takumi Yano +1 more 1999-11-30