Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7378348 | Polishing compound for insulating film for semiconductor integrated circuit and method for producing semiconductor integrated circuit | Hiroyuki Kamiya, Atsushi Hayashi, Katsuyuki Tsugita | 2008-05-27 |
| 6679761 | Polishing compound for semiconductor containing peptide | Kazuo Sunahara, Katsuyuki Tsugita | 2004-01-20 |