Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6002993 | Apparatus for monitoring wall surface | Shuji Naito, Masato Sugiula, Masahiko Yokomizo | 1999-12-14 |
| 5448626 | Facsimile mail system having means for storing facsimile signals and telephone signals | Hiroshi Ohta | 1995-09-05 |