Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5898683 | Base station system suitable for microcells | Shinji Matsumoto, Hiroshi Matsuyama, Robin U. Roberts, Michael Speanburg | 1999-04-27 |
| 4926421 | Mobile radio telephone system | Minori Kawano, Kazuo Mitsui, Masaharu Hirooka, Yasushi Ozu, Nobuhiro Kimura | 1990-05-15 |