YK

Yoshio Koyanagi

PA Panasonic: 52 patents #197 of 21,108Top 1%
Sumitomo Electric Industries: 21 patents #970 of 21,551Top 5%
SV Sovereign Peak Ventures: 3 patents #6 of 26Top 25%
Overall (All Time): #24,861 of 4,157,543Top 1%
76
Patents All Time

Issued Patents All Time

Showing 26–50 of 76 patents

Patent #TitleCo-InventorsDate
9634515 Non-contact wireless communication coil, transmission coil, and portable wireless terminal Takanori Hirobe, Hiroyuki Uejima 2017-04-25
9607757 Non-contact wireless communication coil, transmission coil, and portable wireless terminal Takanori Hirobe, Hiroyuki Uejima 2017-03-28
9444150 Antenna device and portable wireless terminal equipped with same Takanori Hirobe, Hiroyuki Uejima, Hiroshi Satou 2016-09-13
9325197 Coil module and electronic apparatus Takanori Hirobe, Hiroyuki Uejima 2016-04-26
9105975 Antenna device and portable wireless terminal equipped with the same Hiroshi Satou, Takanori Hirobe, Tomoaki Nishikido 2015-08-11
9001000 Antenna Hiroshi Satou, Takanori Hirobe, Hiroyuki Uejima 2015-04-07
8648761 Behind-the-ear wireless device Kyouko Ishibana, Naoki Matsubara, Tomoaki Nishikido 2014-02-11
8457582 Adaptive control apparatus using multiple adaptive control methods Atsushi Yamamoto, Koichi Ogawa, Hiroshi Iwai, Akira Kato 2013-06-04
8339321 Antenna device and portable radio apparatus Kenya Nagano 2012-12-25
8325095 Antenna element and portable radio Tomoaki Nishikido, Hironori Kikuchi, Kenichi Sato, Hiroaki Ohmori 2012-12-04
8306587 Antenna element and portable radio Tomoaki Nishikido, Hironori Kikuchi, Kenichi Sato, Hiroaki Ohmori 2012-11-06
8223084 Antenna element Kazuya Tani 2012-07-17
8212736 Antenna device and communication device Hiroshi Satoh 2012-07-03
8207898 Antenna unit and communication apparatus Kenya Nagano 2012-06-26
8200302 Mobile wireless communication apparatus having a plurality of antenna elements Atsushi Yamamoto, Hiroshi Iwai, Tsutomu Sakata, Toshiteru Hayashi 2012-06-12
8200301 Mobile wireless communication apparatus having a plurality of antenna elements Atsushi Yamamoto, Hiroshi Iwai, Tsutomu Sakata, Toshiteru Hayashi 2012-06-12
8190104 MIMO antenna apparatus changing antenna elements based on transmission capacity Atsushi Yamamoto, Hiroshi Iwai, Tsutomu Sakata, Toshiteru Hayashi 2012-05-29
8060167 Portable wireless machine Yutaka Saitou, Kenichi Yamada, Masashi Koshi, Yukari Yamazaki 2011-11-15
7843394 Radio antenna unit and mobile radio device equipped with the same Kiyoshi Egawa, Hiroshi Haruki 2010-11-30
7839340 Collapsable portable wireless unit Yukari Yamazaki, Yutaka Saito, Hiroshi Katayama, Tomoaki Nishikido 2010-11-23
7821463 Mobile telephone with broadcast receiving element Tomoaki Nishikido, Yutaka Saito, Yukari Yamazaki, Kiyoshi Egawa 2010-10-26
7777688 Polarization switching antenna device Kazuya Tani, Hiroshi Haruki 2010-08-17
7671818 Antenna device with integrated connection cable, and radio apparatus Kenya Nagano, Shingo Sumi, Yutaka Saito, Hiroyuki Sasaki, Kazuya Tani 2010-03-02
7633458 Antenna assembly and multibeam antenna assembly Hiroyuki Uno, Yutaka Saito, Genichiro Ohta 2009-12-15
7616161 Portable wireless apparatus Tomoaki Nishikido, Yutaka Saito 2009-11-10