Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11441774 | Method for operating flue gas purification system | Shinya Ii, Akira Hirota, Satoru Shishido, Katsuhiro Yashiro, Hiroyuki Yoshimura | 2022-09-13 |
| 8486871 | Lubricant for compression type refrigerating machine and refrigeration system using the same | Satoshi Nagao, Izumi Terada, Masato Kaneko | 2013-07-16 |
| 7927503 | Lubricant for compression type refrigerating machine and refrigerating device using same | Satoshi Nagao, Izumi Terada, Masato Kaneko | 2011-04-19 |
| 7591214 | Driving motor controlling device of construction machine | Teruhisa Ando, Masahiro Tsunemi, Hitoshi Yamaguchi | 2009-09-22 |
| 7531488 | Lubricating oil for refrigerator with compressor | Yasuhiro Kawaguchi, Masato Kaneko, Hiroshi Nagakawa | 2009-05-12 |
| 7517839 | Lubricating oil for refrigerator with compressor | Yasuhiro Kawaguchi, Masato Kaneko, Hiroshi Nagakawa | 2009-04-14 |
| 7043907 | Electro-hydraulic actuation system | Youji Asano, Haruo Kodama | 2006-05-16 |
| 6772671 | Electrohydraulic motor and hydraulic driving method | Youji Asano | 2004-08-10 |
| 6475405 | Lubricating oil for refrigerator with compressor | Yasuhiro Kawaguchi, Masato Kaneko, Hiroshi Nagakawa | 2002-11-05 |
| 6458288 | Lubricating oil for refrigerator with compressor | Yasuhiro Kawaguchi, Masato Kaneko, Hiroshi Nagakawa | 2002-10-01 |
| 6439101 | Electro-hydraulic servomotor | Haruo Kodama, Youji Asano | 2002-08-27 |
| 5908818 | Lubricating oil for compression-type refrigerators | Tatsuya Egawa, Yasuhiro Kawaguchi, Izumi Terada | 1999-06-01 |
| 5616812 | Method of producing a polyvinyl ether compound | Tatsuya Egawa, Yasuhiro Kawaguchi, Kenji Mogami | 1997-04-01 |
| 5589597 | Process of producing ether compound | Tatsuya Egawa, Yasuhiro Kawaguchi, Kenji Mogami | 1996-12-31 |
| 5536881 | Lubricating oil for compression-type refrigerators and polyoxyalkylene glycol derivatives | Yasuhiro Kawaguchi, Masato Kaneko | 1996-07-16 |
| 5523491 | Process of producting ether compound | Tatsuya Egawa, Yasuhiro Kawaguchi, Kenji Mogami | 1996-06-04 |
| 5518643 | Lubricating oil containing a polyvinyl ether compound for compression-type refrigerators | Tatsuya Egawa, Yasuhiro Kawaguchi, Kenji Mogami | 1996-05-21 |
| 5449472 | Lubricating oil for compression-type refrigerators | Tatsuya Egawa, Yasuhiro Kawaguchi, Kenji Mogami | 1995-09-12 |
| 5399631 | Polyvinyl ether compound | Tatsuya Egawa, Yasuhiro Kawaguchi, Kenji Mogami | 1995-03-21 |
| 5269955 | Lubricating oil for compression-type refrigerators and polyoxyalkylene glycol derivative | Yasuhiro Kawaguchi, Masato Kaneko | 1993-12-14 |
| 5008445 | Process for the production of glycol monoesters | Hiroaki Kezuka | 1991-04-16 |
| 4890996 | Continuous granulating machine | — | 1990-01-02 |
| 4815419 | Engine cooling apparatus | Taizo Kitada, Yoshiaki Danno, Mituru Kishimoto, Atsuo Sato, Yoshinari Fukami +1 more | 1989-03-28 |
| 4813408 | Engine cooling device | Takehiko Katsumoto, Yoshiaki Danno, Daisuke Sanbayashi, Takashi Dogahara, Hidetsugu Kanao +8 more | 1989-03-21 |
| 4703124 | Process for introduction of styrenes in side chain of substituted aromatic compounds | Toshiyuki Tsubouchi, Tomiyasu Minokami | 1987-10-27 |