Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7481962 | Method of manufacturing cordierite honeycomb structure including measuring cleavage index of kaolin particles | Takehiko Watanabe | 2009-01-27 |
| 6291379 | Process for production of cordierite-based ceramic honeycomb structure | Yasushi Noguchi, Kyoko Makino | 2001-09-18 |
| 6210645 | Honeycomb regenerator | Kazuhiko Kumazawa | 2001-04-03 |
| 6117377 | Production method of cordierite ceramic honeycomb structure | Kyoko Makino | 2000-09-12 |
| 6062297 | Honeycomb regenerator | Yoshiyuki Kasai, Kazuhiko Umehara | 2000-05-16 |
| 6004502 | Method of firing ceramic honeycomb structural bodies | Yasuhiro Ito | 1999-12-21 |
| 5992504 | Honeycomb regenerator | Kazuhiko Kumazawa, Masaomi Kamiya | 1999-11-30 |
| 5938992 | Production method of thin wall cordierite honeycomb structure | Toshiyuki Hamanaka | 1999-08-17 |
| 5916511 | Production method of cordierite ceramic honeycomb structure | Kyoko Makino | 1999-06-29 |
| 5629067 | Ceramic honeycomb structure with grooves and outer coating, process of producing the same, and coating material used in the honeycomb structure | Kunikazu Hamaguchi, Yoshiyuki Kasai | 1997-05-13 |
| 5567663 | Cordierite honeycomb ceramics and method producing the same | Yoshiro Ono, Kazuhiko Kumazawa | 1996-10-22 |
| 5549725 | Cordierite ceramic filter | Yoshiyuki Kasai, Kazuhiko Kumazawa | 1996-08-27 |
| 5545243 | Porous ceramic honeycomb filter | Yoshiro Ono, Kazuhiko Kumazawa | 1996-08-13 |