Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698591 | Trifluoromethanesulfinanilide, process for preparing trifluoromethanesulfonanilide from the same, and a controlling agent formulated from trifluoromethanesulfinanilide | Yoji Takada | 1997-12-16 |
| 5694299 | Selective call receiver having a cover with a hole for a key to protrude therethrough | — | 1997-12-02 |
| 5635891 | Line filter | Hisayo Miyoshi, Toshinori Oda, Shunya Inoue, Yutaka Tsutsumi | 1997-06-03 |