Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7138002 | Honeycomb structure and process for production thereof | Tadato Ito | 2006-11-21 |
| 7122237 | Honeycomb filter and method for manufacturing the same | Yasushi Noguchi | 2006-10-17 |
| 6942712 | Honeycomb filter for exhaust gas purification | Takashi Harada | 2005-09-13 |
| 6797666 | Honeycomb filter and process for production thereof | Takashi Harada | 2004-09-28 |
| 6649244 | Ceramic honeycomb catalyst carrier and method of producing the same | Kyoko Makino, Yasushi Noguchi | 2003-11-18 |
| 5938992 | Production method of thin wall cordierite honeycomb structure | Wataru Kotani | 1999-08-17 |
| 5260116 | Ceramicm port liners | Takashi Harada, Fumio Hattori | 1993-11-09 |
| 5069697 | Porous ceramic honeycomb filter and method of producing the same | Kunikazu Hamaguchi, Takashi Harada | 1991-12-03 |
| 5066626 | Ceramic materials for use in insert-casting and processes for producing the same | Kaname Fukao, Takashi Harada, Noboru Kondo | 1991-11-19 |
| 5055435 | Ceramic materials to be insert-cast | Takashi Harada, Fumio Hattori | 1991-10-08 |
| 5030398 | Method of producing a cordierite honeycomb structural body | Keiichiro Watanabe, Kunikazu Hamaguchi, Seiichi Asami | 1991-07-09 |
| 5013500 | Process for producing hollow ceramic articles | Takashi Harada, Fumio Hattori | 1991-05-07 |
| 5013501 | Method of proudcing ceramic manifolds for thermally insulating exhaust channels | Kaname Fukao, Takashi Harada | 1991-05-07 |
| 4972674 | Heat insulating ceramic insert-cast articles for use in exhaust channels in internal combustion engines and a process for producing the same | Shunichi Yamada, Takashi Harada | 1990-11-27 |
| 4953627 | Ceramic heat exchangers and production thereof | Toshikazu Ito, Takashi Harada | 1990-09-04 |
| 4877670 | Cordierite honeycomb structural body and method of producing the same | — | 1989-10-31 |
| 4869944 | Cordierite honeycomb-structural body and a method for producing the same | Takashi Harada, Kunikazu Hamaguchi, Seiichi Asami | 1989-09-26 |
| 4851376 | Cordierite ceramic body having low thermal expansion coefficient, process for producing the same, and method of evaluating cordierite composition | Seiichi Asami | 1989-07-25 |
| 4849275 | Cordierite honeycomb structural bodies | Kunikazu Hamaguchi, Takashi Harada, Seiichi Asami | 1989-07-18 |
| 4772580 | Catalyst carrier of cordierite honeycomb structure and method of producing the same | Keiichiro Watanabe, Takashi Harada, Seiichi Asami | 1988-09-20 |
| 4767731 | Aluminum titanate-mullite base ceramics | Seiichi Asami, Takashi Harada | 1988-08-30 |
| 4642210 | Rotary cordierite heat regenerator highly gas-tight and method of producing the same | Yutaka Ogawa, Shunichi Yamada | 1987-02-10 |
| 4598054 | Ceramic material for a honeycomb structure | Shigeru Mochida, Shunichi Yamada | 1986-07-01 |
| 4595662 | Ceramic material for a honeycomb structure | Shigeru Mochida, Shunichi Yamada | 1986-06-17 |
| 4568402 | Method of sealing open ends of ceramic honeycomb structural body | Yutaka Ogawa, Shunichi Yamada | 1986-02-04 |