Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6718396 | Network structure method and route determination equipment | Yasuhito Maejima | 2004-04-06 |
| 4677583 | Apparatus for decimal multiplication | Toru Ohtsuki, Yoshio Oshima, Sako Ishikawa, Masaharu Fukuta | 1987-06-30 |
| 4635220 | Binary coded decimal number division apparatus | Yoshio Oshima, Sako Ishikawa, Toru Ohtsuki, Masaharu Fukuta | 1987-01-06 |