Issued Patents 2019
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10523365 | Discrimination method and communication system | Keizo Kato, Ryuta Tanaka | 2019-12-31 |
| 10491656 | Content transfer system, content transfer apparatus and terminal, and content transfer method | Taizo Anan | 2019-11-26 |
| 10460414 | Digital watermark information detecting device and digital watermark information detecting method | Keizo Kato, Ryuta Tanaka | 2019-10-29 |
| 10325338 | Information embedding device, information detecting device, information embedding method, and information detecting method | Ryuta Tanaka | 2019-06-18 |
| 10236979 | Transmitter, receiver, communication system, and transmission and reception methods | Keizo Kato, Ryuta Tanaka | 2019-03-19 |