Issued Patents All Time
Showing 1–25 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8367860 | Method for producing (meth) acrylic acid derivitive | Yasushi Ogawa, Shuhei Yada, Kenji Takasaki, Yukihiro Hasegawa | 2013-02-05 |
| 8206649 | Component measuring apparatus | Yasushi Nagasawa, Eiji Arita, Masakazu Ishizu, Yasuhiro Yamamoto | 2012-06-26 |
| 7892403 | Handling device and producing system of easy-to-polymerize compound | Shuhei Yada, Yasushi Ogawa, Kimikatsu Jinno | 2011-02-22 |
| 7828021 | Method of storing (meth)acrylic ester | Kenji Takasaki, Shuhei Yada, Yasushi Ogawa | 2010-11-09 |
| 7786323 | Method for collecting (meth)acrolein or (meth)acrylic acid and collecting device for the same | Shuhei Yada, Yasushi Ogawa, Kenji Takasaki, Kimikatsu Jinno | 2010-08-31 |
| 7667072 | Method for vapor phase catalytic oxidation | Shuhei Yada, Hirochika Hosaka, Teruo Saito | 2010-02-23 |
| 7563927 | Process for producing (meth)acrylic acid or (meth)acrolein | Yasushi Ogawa, Shuhei Yada, Kenji Takasaki, Kimikatsu Jinno | 2009-07-21 |
| 7549341 | Method of maintaining a multitubular reactor | Yasushi Ogawa, Shuhei Yada, Kenji Takasaki, Kimikatsu Jinno | 2009-06-23 |
| 7544836 | Process for producing (meth)acrolein or (meth)acrylic acid | Kimikatsu Jinno, Yasushi Ogawa, Shuhei Yada | 2009-06-09 |
| 7476299 | Vessel for easily polymerizable compound | Shuhei Yada, Yasushi Ogawa, Kenji Takasaki | 2009-01-13 |
| 7473338 | Distillation apparatus for readily polymerizable compound | Shuhei Yada, Yasushi Ogawa, Kenji Takasaki, Kiyoshi Takahashi | 2009-01-06 |
| 7414827 | Gas-insulated switchgear device | Takayuki Kashiwa, Ryoichi Shinohara, Takeru Yamamoto | 2008-08-19 |
| 7414150 | Method for purifying (meth)acrylic acid | Shuhei Yada, Yasushi Ogawa, Kenji Takasaki | 2008-08-19 |
| 7396957 | Process for producing (meth)acrylic acids and process for distilling the same | Shuhei Yada, Yasushi Ogawa, Kimikatsu Jinno, Hirochika Hosaka, Kenji Takasaki +1 more | 2008-07-08 |
| 7388107 | Process for producing (meth)acrylic acid or (meth)acrolein | Kimikatsu Jinno, Yasushi Ogawa, Shuhei Yada | 2008-06-17 |
| 7388108 | Oxidation reactor, process for producing (meth)acrylic acids, and method for analyzing easily-polymerizable compounds | Shuhei Yada, Yasushi Ogawa, Hirochika Hosaka, Yasuhiko Samura | 2008-06-17 |
| 7384607 | Oxidation reactor, process for producing (meth)acrylic acids, and method for analyzing easily-polymerizable compounds | Shuhei Yada, Yasushi Ogawa, Hirochika Hosaka, Yasuhiko Samura | 2008-06-10 |
| 7368601 | Process for producing (meth)acrylic acids and process for distilling the same | Shuhei Yada, Yasushi Ogawa, Kimikatsu Jinno, Hirochika Hosaka, Kenji Takasaki +1 more | 2008-05-06 |
| 7348455 | Process for producing (meth)acrylic acids | Shuhei Yada, Yasushi Ogawa, Kiyoshi Takahashi, Kenji Takasaki | 2008-03-25 |
| 7319162 | Method of decomposing by-product during the production of (meth)acrylic ester | Shuhei Yada, Kenji Takasaki, Yasushi Ogawa | 2008-01-15 |
| 7297814 | Multitube reactor, vapor phase catalytic oxidation method using the multitube reactor, and start up method applied to the multitube reactor | Shuhei Yada, Hirochika Hosaka, Masayasu Goriki, Kimikatsu Jinno, Yasushi Ogawa | 2007-11-20 |
| 7288169 | Distillation apparatus for readily polymerizable compound | Shuhei Yada, Yasushi Ogawa, Kenji Takasaki, Kiyoshi Takahashi | 2007-10-30 |
| 7279076 | Apparatus and method for handling easily polymerizable substance, apparatus for extracting liquid from apparatus under reduced pressure, and process for producing easily polymerizable substance | Shuhei Yada, Yasushi Ogawa, Hirochika Hosaka, Mitsuo Nakamura | 2007-10-09 |
| 7265241 | Method for purifying (meth)acrylic acid | Shuhei Yada, Yasushi Ogawa, Kenji Takasaki | 2007-09-04 |
| 7258766 | Method for collecting acrylic acid | Shuhei Yada, Kimikatsu Jinno, Yasushi Ogawa | 2007-08-21 |