Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6638345 | Method for collecting reversely subliming substance and apparatus therefor | Tsukasa Takahashi, Shigetaka Takamiya | 2003-10-28 |
| 6576773 | Method for production of pyromellitic dianhydride | Tsukasa Takahashi, Shigetaka Takamiya | 2003-06-10 |
| 6568415 | Storing device for easily polymerizable and coagulating liquid substance and method for pressure control thereof | Takeshi Nishimura, Kazuhiko Sakamoto, Hiroo Iwato, Masakatsu Mori | 2003-05-27 |