| 12334751 |
Wireless power transmitter, wireless power receiver, and wireless power transfer system |
Yuki Tanaka, Yoshio Koyanagi, Kazuki KANAI |
2025-06-17 |
| 11888244 |
Microstrip antenna and wearable sensor terminal |
Kazuki KANAI, Yuki Tanaka, Haruo Hayakawa, Yoshio Koyanagi |
2024-01-30 |
| D991171 |
Wireless power transmitter |
Yohei Tanaka, Yuki Tanaka, Hiroyuki Tani |
2023-07-04 |
| D991170 |
Wireless power transmitter |
Yohei Tanaka, Yuki Tanaka, Hiroyuki Tani |
2023-07-04 |
| 11569689 |
Power receiving device, power transmitting device, and underwater power supply system |
Kazuhiro Eguchi, Yoshio Koyanagi, 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, Yoshio Koyanagi, Tamaki Ura |
2022-11-15 |
| 11128183 |
Electric power transmission device |
Katsuya Okamoto, Souichi Kawata, Kazuhiro Eguchi, Yoshio Koyanagi |
2021-09-21 |
| 11031820 |
Power transmitting device |
Katsuya Okamoto, Souichi Kawata, Kazuhiro Eguchi, Yoshio Koyanagi, Tamaki Ura |
2021-06-08 |
| 10950379 |
Transmission coil and power transmission apparatus |
Kazuhiro Eguchi, Katsuya Okamoto, Souichi Kawata, Yoshio Koyanagi |
2021-03-16 |
| 10886621 |
Antenna device |
Yuki Tanaka, Yoshio Koyanagi, Kazuki KANAI |
2021-01-05 |
| 10862341 |
Electric power transmission device |
Yoshio Koyanagi, Kazuhiro Eguchi, Souichi Kawata, Futoshi Deguchi, Katsuya Okamoto +1 more |
2020-12-08 |
| 10790705 |
Power transmission device |
Futoshi Deguchi, Souichi Kawata, Kazuhiro Eguchi, Katsuya Okamoto, Yoshio Koyanagi |
2020-09-29 |
| 10549652 |
Power transmission device |
Futoshi Deguchi, Yoshio Koyanagi, Kazuhiro Eguchi, Katsuya Okamoto |
2020-02-04 |
| 10447053 |
Terminal |
Yuki Tanaka, Yoshio Koyanagi |
2019-10-15 |
| 10276916 |
Antenna device |
Yuki Tanaka, Yoshio Koyanagi |
2019-04-30 |