Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5438591 | Quadrature amplitude modulation type digital radio communication device and method for preventing abnormal synchronization in demodulation system | Mitsuru Hirama, Yasushi Fujii, Hidekazu Tanaka | 1995-08-01 |