Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11390825 | Dispersing agent for lubricating oil, method for producing same, and lubricating oil composition | Yoriyuki Takashima, Moritsugu Kasai | 2022-07-19 |
| 11332687 | Friction adjusting agent and lubricating oil composition | Kazushige MATSUBARA, Toshiaki Iwai, Hideki Kamano | 2022-05-17 |
| 9803155 | Lubricating oil composition, and sliding mechanism using lubricating oil composition | Moritsugu Kasai, Yoko Ogahara, Masanori Tsujioka, Koji Miyake | 2017-10-31 |
| 9593291 | Lubricating oil composition, and sliding mechanism using lubricating oil composition | Yoko Ogahara, Moritsugu Kasai, Masanori Tsujioka, Koji Miyake | 2017-03-14 |
| 9074158 | Detergent-dispersant, additive composition for lubricant, and lubricant composition | Junya Iwasaki, Izumi Terada | 2015-07-07 |
| 8853139 | Detergent-dispersant, additive composition for lubricant, and lubricant composition | Junya Iwasaki, Izumi Terada | 2014-10-07 |
| 8841242 | Anti-wear agent, additive composition for lubricant, and lubricant composition | Hideki Kamano | 2014-09-23 |
| 8748358 | Lubricating oil additive, lubricating oil composition containing the same, various low-friction sliding members, rolling bearing, and sliding bearing | Hideki Kamano | 2014-06-10 |
| 8598100 | Lubricating oil additive and lubricating oil composition | Shinichi Yanagi, Keiichi Narita, Hidetoshi Koga | 2013-12-03 |
| 8137577 | Refrigerator oil composition, and refrigerator compressor and refrigeration system using the composition | Masato Kaneko | 2012-03-20 |
| 8067345 | Refrigerator oil composition | Takeo Tokiai, Masato Kaneko | 2011-11-29 |
| 6906191 | Succinimide compounds and use thereof | Izumi Terada | 2005-06-14 |
| 5686398 | Additive for lubricant or fuel, lubricating oil composition or fuel composition containing it, and substituted hydroxyaromatic ester derivative | Tomiyasu Minokami, Harutomo Ikeda, Masahisa Gotoh | 1997-11-11 |
| 5326488 | Mannich reaction product and process for producing the same and use of the product | Tomiyasu Minokami, Hirotaka Yamasaki, Masahisa Gotoh | 1994-07-05 |
| 5244588 | Overbased sulfurized alkaline earth metal phenates and process for preparing same | Takeshige Nakano, Tomiyasu Minokami | 1993-09-14 |