Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5638508 | Method and a system for processing a log record | Toshiaki Tsuboi, Hiroyuki Kitajima, Takashi Sumiyoshi | 1997-06-10 |
| 5388016 | Magnetic tape data management method and apparatus | Hiroyuki Kitajima, Toshifumi Nishimura, Katsuharu Kakuse, Minoru Kosuge | 1995-02-07 |