Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5962702 | Process for production of trioxane | — | 1999-10-05 |
| 5959036 | Oxymethylene copolymer with poly-.beta.-alanine | Shyuzi Yahiro | 1999-09-28 |
| 5811511 | Method for stabilizing unstable terminals of an oxymethylene copolymer | Yukio Tanigawa | 1998-09-22 |
| 5288840 | Polyoxymethylene copolymer and process for producing the copolymer | Kazuhiko Matsuzaki | 1994-02-22 |
| 4962235 | Process for producing high purity formaldehyde | Junzo Masamoto, Tadashige Hata | 1990-10-09 |