Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12048904 | Zeolite membrane composite | Miki Yamada, Takahiko Takewaki | 2024-07-30 |
| 11141703 | Porous support-zeolite membrane composite, and method for producing porous support-zeolite membrane composite | Ayuko Onozuka, Miki Yamada, Takahiko Takewaki | 2021-10-12 |
| 11090617 | Porous support-zeolite membrane composite | Miki Yamada, Takahiko Takewaki, Naoko Fujita, Hidekazu Miyagi | 2021-08-17 |
| 10953364 | Method for separating carbon dioxide and apparatus for separating carbon dioxide | Takahiko Takewaki, Nobuhiko Ueno | 2021-03-23 |
| 10369528 | Porous support-zeolite membrane composite, and method for producing porous support-zeolite membrane composite | Ayuko Onozuka, Miki Yamada, Takahiko Takewaki | 2019-08-06 |
| 8759598 | Production process of propylene | Masashi Yamaguchi, Yumiko Yoshikawa, Takahiko Takewaki, Tohru Setoyama | 2014-06-24 |
| 8647999 | Method for regenerating a catalyst containing a CHA zeolite | Masahiro Hara, Masashi Yamaguchi, Yumiko Yoshikawa, Takahiko Takewaki, Tohru Setoyama +1 more | 2014-02-11 |
| 6562828 | Amidine compounds | Susumu Katoh, Katsuyuki Yokota | 2003-05-13 |
| 6385846 | Method for removing an oil seal | — | 2002-05-14 |
| RE37191 | Process for preparing pigment composition, pigment composition and its use | Nobuyuki Tomiya | 2001-05-29 |
| 5942028 | Process for producing printing ink | Nobuyuki Tomiya, Hideto Noguchi | 1999-08-24 |
| 5859237 | Process for the production of phthalocyanine pigment | Hideko Noguchi, Masatoshi Momose | 1999-01-12 |
| 5776237 | Process for preparing pigment composition, pigment composition and its use | Nobuyuki Tomiya | 1998-07-07 |
| 5772750 | Process for producing .beta.-form copper phthalocyanine pigment | Nobuyuki Tomiya | 1998-06-30 |
| 5610306 | Process for the production of 6,13-dihydroquinacridones and apparatus for use for the production | Hitoshi Maki, Shigeki Kato, Shinichi Azuma, Masatoshi Momose | 1997-03-11 |
| 5535308 | Printing method for use with dot printer | Hiroshi Sato, Masahiro Nishida, Keiichiro Takahashi | 1996-07-09 |
| 5499321 | Printing method for use with dot printer | Hiroshi Sato, Masahiro Nishida, Keiichiro Takahashi | 1996-03-12 |
| 5472490 | Pigment composition, printing ink and coating composition | Katsuhiko Sawamura, Shigeki Kato, Hitoshi Maki | 1995-12-05 |
| 5390290 | Printing method for use with dot printer | Hiroshi Sato, Masahiro Nishida, Keiichiro Takahashi | 1995-02-14 |
| 5226929 | Abrasive brush | Akira Morii, Masao Yamagiwa | 1993-07-13 |
| 5224970 | Abrasive material | Masaji Harakawa | 1993-07-06 |
| 5207518 | Piezoelectric printer | — | 1993-05-04 |
| 5193922 | Serial printer | — | 1993-03-16 |
| 5178706 | Method of producing thin fiber-reinforced resin sheet | Hajime Nishibara, Akira Morii, Taro Mihara, Muneharu Wada, Yasushi Chosokabe | 1993-01-12 |
| 5096316 | Serial printer | Fumio Otsuka | 1992-03-17 |