Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11811143 | Oam multiplexing communication system and inter-mode interference elimination method | Hirofumi Sasaki, Doohwan Lee, Hiroyuki Fukumoto | 2023-11-07 |
| 11757525 | Communication system and communication method | Kohei Suzaki, Yusuke Asai | 2023-09-12 |
| 11733344 | Interference source searching method and interference source searching apparatus | Kohei Suzaki, Ryo Miyatake, Yusuke Asai | 2023-08-22 |
| 11605181 | Control apparatus, control system and control method | Kohei Suzaki, Yusuke Asai | 2023-03-14 |
| 11601823 | Mobile station control method and mobile station control apparatus | Kohei Suzaki, Yusuke Asai | 2023-03-07 |
| 11411325 | OAM multiplexing communication system and OAM multiplexing communication method | Doohwan Lee, Hirofumi Sasaki, Hiroyuki Fukumoto | 2022-08-09 |
| 11399376 | Method and system in a wireless communications for estimating quality based on learning model | Kohei Suzaki, Ryo Miyatake, Yusuke Asai | 2022-07-26 |
| 11349583 | Prorogation environment recognition method and propagation environment recognition apparatus | Ryo Miyatake, Kohei Suzaki, Yusuke Asai | 2022-05-31 |
| 11323165 | Wireless communication device and wireless communication method | Hirofumi Sasaki, Hiroyuki Fukumoto, Doohwan Lee | 2022-05-03 |
| 11277214 | Radio environment estimation method and radio environment estimation apparatus | Ryo Miyatake, Yusuke Asai, Kohei Suzaki | 2022-03-15 |
| 11228363 | OAM multiplexing communication system and inter-mode interference elimination method | Hirofumi Sasaki, Hiroyuki Fukumoto, Doohwan Lee | 2022-01-18 |
| 11202211 | OAM multiplexing communication system and OAM multiplexing communication method | Hirofumi Sasaki, Doohwan Lee, Hiroyuki Fukumoto | 2021-12-14 |
| 11139867 | Antenna displacement correction method and device for OAM multiplexing communication system | Hirofumi Sasaki, Doohwan Lee, Hiroyuki Fukumoto | 2021-10-05 |
| 11018749 | OAM multiplexing communication system and inter-mode interference compensation method | Hirofumi Sasaki, Doohwan Lee, Hiroyuki Fukumoto | 2021-05-25 |
| 10873376 | OAM multiplexing communication system, OAM multiplexing transmission device, OAM multiplexing receiving device, and OAM multiplexing communication method | Doohwan Lee, Hirofumi Sasaki, Hiroyuki Fukumoto | 2020-12-22 |
| 9136893 | Receiver | Takana Kaho, Yo Yamaguchi, Doohwan Lee, Takayuki Yamada, Kazunori Akabane +1 more | 2015-09-15 |
| D412715 | Stamp with removable covers | — | 1999-08-10 |
| D397139 | Stamp with removable cover | — | 1998-08-18 |