Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10120984 | Information processing apparatus and information processing method for decoding, reproducing and providing encrypted content | Yoshiyuki Kobayashi, Takamichi Hayashi | 2018-11-06 |
| 10020019 | Information processing device and information processing method | Kenjiro Ueda, Koji Yoshimura, Takamichi Hayashi, Munetake Ebihara | 2018-07-10 |
| 9871661 | Protection of content based on encryption | Yoshiyuki Kobayashi, Motoki Kato, Takamichi Hayashi | 2018-01-16 |