Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304874 | Facsimile transceiver | Masahito Saegusa, Kazunori Hashimoto, Yoshihiro Kawakatsu, Katsubumi Ohuchi, Hiroshi Endo | 1989-11-28 |
| 4835740 | Floating gate type semiconductor memory device | — | 1989-05-30 |
| 4825271 | Nonvolatile semiconductor memory | Sumio Tanaka, Shinji Saito, Shigeru Atsumi, Nobuaki Ohtsuka | 1989-04-25 |