Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D934476 | Antitheft warning machine having a light emitting portion | Takashi Shigeno, Jumpei Watanabe | 2021-10-26 |
| D931851 | Portable information terminal | Takashi Shigeno, Shinji Higashiyama | 2021-09-28 |