Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11769953 | Antenna device and method for designing same | — | 2023-09-26 |
| 10020874 | Antenna device, communication device and communication system | — | 2018-07-10 |
| 6333722 | Helical antenna with adjoining insulator units | — | 2001-12-25 |
| 5912089 | Alkaline storage battery | Hideki Matsui, Kenji Arisawa, Kazuaki Ozaki, Masayuki Terasaka, Kazuki Shimozono +1 more | 1999-06-15 |