Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646236 | Hot plate unit | Jo SAITO, Masakazu Furukawa | 2003-11-11 |
| 6639188 | Ceramic heater | — | 2003-10-28 |
| 6639191 | Hot plate unit | Jo SAITO, Masakazu Furukawa | 2003-10-28 |
| 6632512 | Ceramic substrate | — | 2003-10-14 |
| 6507006 | Ceramic substrate and process for producing the same | Yasuji Hiramatsu | 2003-01-14 |