Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8894915 | Honeycomb structure and manufacturing method thereof | — | 2014-11-25 |
| 8562732 | Method for manufacturing ceramic honeycomb structure and coating material for the ceramic honeycomb structure | Ryuta KONO, Yasushi Noguchi | 2013-10-22 |
| 8277895 | Method for manufacturing ceramic honeycomb structure and coating material for the ceramic honeycomb structure | Ryuta KONO, Yasushi Noguchi | 2012-10-02 |
| 5720787 | Exhaust gas purifying filter using honeycomb monolith with random length sealing portions | Yoshiyuki Kasai, Toshio Yamada | 1998-02-24 |
| 5634952 | Exhaust gas filter and apparatus for treating exhaust gases using the same | Yoshiyuki Kasai, Ikuko Ishiyama | 1997-06-03 |
| 5595581 | Exhaust gas filter and apparatus for treating exhaust gases | Yukihito Ichikawa, Yoshiyuki Kasai | 1997-01-21 |
| 5567663 | Cordierite honeycomb ceramics and method producing the same | Wataru Kotani, Kazuhiko Kumazawa | 1996-10-22 |
| 5545243 | Porous ceramic honeycomb filter | Wataru Kotani, Kazuhiko Kumazawa | 1996-08-13 |
| 4258690 | Machining apparatus utilizing oscillation of tuning fork | Akira Takahashi | 1981-03-31 |