Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292622 | Spectacle lens and method for manufacturing same | Hua Qi, Takako ISHIZAKI | 2025-05-06 |
| 12175760 | Image analysis system, image analysis method, and image analysis program | Wataru Ito, Kazunari Iwanaga | 2024-12-24 |
| 12042254 | Pulse rate estimation method, device, and system | — | 2024-07-23 |
| 11967174 | Verification system and verification server | Hiroto SASAO | 2024-04-23 |
| 11544352 | Machine-learning model fraud detection system and fraud detection method | — | 2023-01-03 |
| 10939253 | Radio communication sytem and access control method | — | 2021-03-02 |
| 10164702 | Wireless communication system, mobile communication apparatus, and terminal device | — | 2018-12-25 |
| 10070406 | Method for adjusting transmission timing in multiple access system | Masayuki Takekawa | 2018-09-04 |
| 9781719 | Multichannel wireless communication system, base station, and method for using channel | Keat Beng Toh, Masayuki Takekawa, Kei Yanagisawa, Madoka Tanaka | 2017-10-03 |
| 9743412 | Wireless communication system | Kei Yanagisawa, Masayuki Takekawa | 2017-08-22 |
| 9713171 | Selecting white space frequency based on preamble cycle length | Kei Yanagisawa, Masayuki Takekawa | 2017-07-18 |
| 9661644 | Wireless communication system | Masayuki Takekawa, Kei Yanagisawa | 2017-05-23 |
| 9609523 | Relaying operation between base stations using white spaces in wireless access system | Masayuki Takekawa, Kei Yanagisawa, Keat Beng Toh | 2017-03-28 |
| 9572076 | Wireless communication terminal | — | 2017-02-14 |
| 9467867 | Wireless communication system | Masayuki Takekawa | 2016-10-11 |
| 9438329 | Wireless communication system | Keat Beng Toh, Masayuki Takekawa | 2016-09-06 |
| 9319888 | System and method for selecting unlicensed frequency band using hybrid TDD and FDD | Masayuki Takekawa, Keat Beng Toh | 2016-04-19 |
| 9294928 | Wireless communication system | Takashi Yano | 2016-03-22 |
| 9185686 | Multichannel wireless communication system, base station, and channel using method | Masayuki Takekawa, Keat Beng Toh | 2015-11-10 |
| 9049726 | Heterogeneous-systems coexistence method and wireless gateway apparatus | Masayuki Takekawa, Keat Beng Toh, Kei Yanagisawa | 2015-06-02 |
| 8971277 | Wireless communication system and receiving device | Masayuki Takekawa, Seishi Sasaki, Keat Beng Toh | 2015-03-03 |
| 8162719 | Method and device for processing lens | Yoshihiro Kikuchi, Shigeru Takizawa | 2012-04-24 |