Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6545024 | Sulfoxide compounds and acetone complexes, and a process for producing the same | Masahiko Tsujii, Keizo Takayanagi, Shigeharu Nochi | 2003-04-08 |
| 6313303 | Process for the preparation of pyridine derivatives | Katsuya Tagami, Akio Kayano, Hirofumi Kuroda | 2001-11-06 |
| 6180652 | Sulfoxide compounds and acetone complexes, and a process for producing the same | Masahiko Tsujii, Keizo Takayanagi, Shigeharu Nochi | 2001-01-30 |