Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6438913 | Glazing panel wall system | Masayoshi Ishikawa | 2002-08-27 |
| 6418465 | Messaging processing system and method | Toshio Hirosawa, Minoru Hidaka, Takehiro Morishige, Yutaka Nara, Atsushi Ueoka | 2002-07-09 |