Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10187620 | Display device | Tomoki Kobori, Yoshiho Seo, Yuya Ogi | 2019-01-22 |
| 4748363 | Current-collecting brush apparatus | Takashi Watanabe, Masao Ohi, Koji Tanaka, Yoshio Takikawa, Yasuto Kondoh | 1988-05-31 |