Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11169275 | Signal acquisition device | Naoto Yoshida | 2021-11-09 |
| 11061231 | Optical device and display device | Takashi Oku, Katsuyuki Akutsu, Akio Machida, Takuji Yoshida | 2021-07-13 |
| 10898098 | Myocardial excitation determining apparatus | Takashi Ashihara, Koji Takizawa, Tatsuo Nishihara, Yuuho Iwanaga, Akio Ota +3 more | 2021-01-26 |