Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11160122 | Electronic device, wireless LAN terminal, and wireless LAN system | — | 2021-10-26 |
| 10893552 | Projector having wireless LAN terminal function, method for wireless LAN connection of said projector, and projection system | — | 2021-01-12 |
| 9670647 | Work vehicle | — | 2017-06-06 |
| 9200550 | Hydraulic excavator | Tadashi Mori, Manabu Himoto, Osamu Nishimura | 2015-12-01 |
| 9133601 | Hydraulic excavator | Tadashi Mori, Manabu Himoto, Osamu Nishimura | 2015-09-15 |
| 7332624 | Method for production of acrylic acid | Takeshi Nishimura, Yukihiro Matsumoto, Harunori Hirao | 2008-02-19 |
| 7319168 | Process for producing aliphatic carboxylic acid | — | 2008-01-15 |
| 7235158 | Perforated tray column without downcomer | Yukihiro Matsumoto, Kazuhiko Sakamoto | 2007-06-26 |
| 7205429 | Method for disposal of waste from acrylic acid process and acrylic ester process | Yukihiro Matsumoto, Takeshi Nishimura, Harunori Hirao | 2007-04-17 |
| 7109372 | Method for production of acrylic acid | Harunori Hirao, Yukihiro Matsumoto, Takeshi Nishimura | 2006-09-19 |
| 7102030 | Method for managing operation of gas phase reaction apparatus | Yukihiro Matsumoto, Takeshi Nishimura, Harunori Hirao | 2006-09-05 |
| 6966973 | Apparatus and process for producing (meth)acrylic acid | Sei Nakahara, Kazuhiko Sakamoto, Yukihiro Matsumoto, Masatoshi Ueoka | 2005-11-22 |
| 6787001 | Method for distilling (meth) acrylic acid solution | Kazuhiko Sakamoto, Sei Nakahara, Yukihiro Matsumoto, Masatoshi Ueoka | 2004-09-07 |
| 6632329 | Distillation apparatus and distilling method | Noriaki Mizutani, Yukihiro Matsumoto, Kazuhiko Sakamoto | 2003-10-14 |
| 6476162 | Method for preventing easily polymerizing substance from polymerization and method for production of (meth) acrylic acid or ester thereof | Takeshi Nishimura, Kazuhiko Sakamoto, Masakatsu Mori | 2002-11-05 |
| 6441228 | Apparatus and process for producing (meth)acrylic acid | Sei Nakahara, Kazuhiko Sakamoto, Yukihiro Matsumoto, Masatoshi Ueoka | 2002-08-27 |