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 1–25 of 76 patents

Patent #TitleCo-InventorsDate
12334751 Wireless power transmitter, wireless power receiver, and wireless power transfer system Yuki Tanaka, Ryosuke HASABA, Kazuki KANAI 2025-06-17
11888244 Microstrip antenna and wearable sensor terminal Kazuki KANAI, Yuki Tanaka, Ryosuke HASABA, Haruo Hayakawa 2024-01-30
11616395 Mobile terminal and chargeable communication module Koichi Yamamoto, Takanori Hirobe, Hiroyuki Uejima, Kenichiro Tabata, Shuichiro Yamaguchi +3 more 2023-03-28
11569689 Power receiving device, power transmitting device, and underwater power supply system Ryosuke HASABA, Kazuhiro Eguchi, Katsuya Okamoto, Souichi Kawata, Tatsuo Yagi 2023-01-31
11502550 Power transmitting device that transmits power to power receiving device having power receiving coil in water Katsuya Okamoto, Souichi Kawata, Kazuhiro Eguchi, Ryosuke HASABA, Tamaki Ura 2022-11-15
11128183 Electric power transmission device Katsuya Okamoto, Souichi Kawata, Kazuhiro Eguchi, Ryosuke HASABA 2021-09-21
11075547 Cell phone having wireless charging function Takanori Hirobe, Hiroyuki Uejima 2021-07-27
11031820 Power transmitting device Katsuya Okamoto, Souichi Kawata, Kazuhiro Eguchi, Ryosuke HASABA, Tamaki Ura 2021-06-08
10965381 Underwater communication device and underwater communication system Kazuhiro Eguchi, Souichi Kawata, Katsuya Okamoto 2021-03-30
10950379 Transmission coil and power transmission apparatus Kazuhiro Eguchi, Ryosuke HASABA, Katsuya Okamoto, Souichi Kawata 2021-03-16
10886621 Antenna device Yuki Tanaka, Ryosuke HASABA, Kazuki KANAI 2021-01-05
10862341 Electric power transmission device Kazuhiro Eguchi, Souichi Kawata, Futoshi Deguchi, Katsuya Okamoto, Ryosuke HASABA +1 more 2020-12-08
10790705 Power transmission device Futoshi Deguchi, Souichi Kawata, Kazuhiro Eguchi, Katsuya Okamoto, Ryosuke HASABA 2020-09-29
10574090 Mobile terminal including wireless charging coil and magnetic sheet having inwardly receding portion Koichi Yamamoto, Takanori Hirobe, Hiroyuki Uejima, Kenichiro Tabata, Shuichiro Yamaguchi +3 more 2020-02-25
10549652 Power transmission device Futoshi Deguchi, Kazuhiro Eguchi, Katsuya Okamoto, Ryosuke HASABA 2020-02-04
10447053 Terminal Yuki Tanaka, Ryosuke HASABA 2019-10-15
10291069 Mobile terminal and chargeable communication module Koichi Yamamoto, Takanori Hirobe, Hiroyuki Uejima, Kenichiro Tabata, Shuichiro Yamaguchi +3 more 2019-05-14
10276916 Antenna device Ryosuke HASABA, Yuki Tanaka 2019-04-30
10230272 Mobile terminal including wireless charging coil and magnetic sheet having inwardly receding portion Koichi Yamamoto, Takanori Hirobe, Hiroyuki Uejima, Kenichiro Tabata, Shuichiro Yamaguchi +3 more 2019-03-12
10204734 Electronic device including non-contact charging module and near field communication antenna Takanori Hirobe, Hiroyuki Uejima 2019-02-12
9941048 Non-contact wireless communication coil, transmission coil, and portable wireless terminal Takanori Hirobe, Hiroyuki Uejima 2018-04-10
9899863 Coil module and electronic apparatus Takanori Hirobe, Hiroyuki Uejima 2018-02-20
9735606 Mobile terminal including charging coil and wireless communication coil, wireless charging module including charging coil and wireless communication coil Koichi Yamamoto, Takanori Hirobe, Hiroyuki Uejima, Kenichiro Tabata, Shuichiro Yamaguchi +3 more 2017-08-15
9667086 Mobile terminal Koichi Yamamoto, Takanori Hirobe, Hiroyuki Uejima, Kenichiro Tabata, Shuichiro Yamaguchi +3 more 2017-05-30
9642267 Portable wireless device Kenji Ogawa, Kouta Aoki 2017-05-02