Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6660670 | Ceramics and method of preparing the same | Hiromi Iwachi, Tsutae Iryo | 2003-12-09 |
| 6630417 | Porcelain composition, porcelain and method of producing the same, and wiring board and method of producing the same | Shinya Kawai, Hiromi Iwachi | 2003-10-07 |
| 6579818 | Glass ceramic sintered product | Shinya Kawai, Masanari Kokubu | 2003-06-17 |
| 6572955 | Ceramics having excellent high-frequency characteristics and method of producing the same | Masahiro Tomisako, Satoshi Hamano, Kazuyoshi Kodama, Katsuhiko Onitsuka | 2003-06-03 |