Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349067 | Method for the synthesis of quaternary ammonium salts | Shinji Nakano, Takeshi Endo | 1994-09-20 |
| 5318241 | Magnetic tape apparatus | — | 1994-06-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349067 | Method for the synthesis of quaternary ammonium salts | Shinji Nakano, Takeshi Endo | 1994-09-20 |
| 5318241 | Magnetic tape apparatus | — | 1994-06-07 |