Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9321046 | Recovery method and recycling method for boron trifluoride complex | Sumihiro Oda, Masashi Machida, Hiroki Sekiguchi, Yukio Yoshida | 2016-04-26 |
| 9156751 | Lubricating oil composition and lubricating oil composition for continuously variable transmission | Hiroki Sekiguchi, Sumihiro Oda, Hidetoshi Koga | 2015-10-13 |
| 8754019 | Pressure transmission medium and hydraulic device | Yoshio Hironaka | 2014-06-17 |
| 8338653 | Lubricating oil for non-stage transmission | Hiroki Sekiguchi, Yukio Yoshida, Sumihiro Oda, Hidetoshi Koga | 2012-12-25 |
| 8299004 | Hydraulic fluid and hydraulic system | — | 2012-10-30 |
| 8292813 | Transmission medium for ultrasonic diagnosis | Shoji Aoyama, Mikio Fukuhara | 2012-10-23 |
| 8221643 | Lubricating oil composition for compression refrigerator having traction mechanism | Masaki Ota, Masato Kaneko, Hitoshi Hata | 2012-07-17 |
| 7964540 | Lube base oil and lubricating oil composition | Yukio Yoshida, Hiroki Sekiguchi, Hidetoshi Koga | 2011-06-21 |
| 7956226 | Traction drive fluid compositions | Yukio Yoshida, Hidetoshi Koga | 2011-06-07 |
| 7534749 | Lube base oil and lubricating oil composition | Tatsuya Egawa, Yoshio Hironaka, Masahiro Yoshimoto | 2009-05-19 |
| 7507867 | Bicyclo[2.2.1] heptane derivative | Yukio Yoshida, Motohisa Ido | 2009-03-24 |
| 7402715 | Fluids for traction drive | Yukio Yoshida, Motohisa Ido, Hidetoshi Koga | 2008-07-22 |
| 7235509 | Processes for the recovery and recycling of boron trifluoride or complexes thereof | Yoshio Hironaka, Hiroki Sekiguchi, Yukio Yoshida | 2007-06-26 |
| 7015178 | Lube base oil composition | Hidetoshi Koga, Hitoshi Hata | 2006-03-21 |
| 6841713 | Process for preparing bicylo[2.2.1] heptane derivatives | Yukio Yoshida, Motohisa Ido, Masahiro Katayama | 2005-01-11 |
| 6319879 | Derivative of bicyclo [2.2.1] heptane, method for its production, and fluid for traction drive | Yukio Yoshida, Motohisa Ido, Hitoshi Hata | 2001-11-20 |
| 5886234 | Process for producing cyclic unsaturated aldehydes | Takashi Ohno | 1999-03-23 |
| 5460741 | Lubricating oil composition | Hitoshi Hata, Hisashi Machida | 1995-10-24 |
| 5422027 | Process for increasing traction coefficient | Kazuaki Abe, Hitoshi Hata | 1995-06-06 |
| 5336827 | Process for producing an oligomer | Takashi Ohno | 1994-08-09 |
| 5283384 | Traction drive fluid, process for producing the same and bicyclo octane compound | Kazuaki Abe, Hitoshi Hata | 1994-02-01 |
| 5126065 | Process for improving the coefficient of traction and traction drive fluid | Kazuaki Abe, Hitoshi Hata | 1992-06-30 |
| 5107041 | 1,1-dicyclohexyl cycloalkane derivative, method for the preparation thereof and traction-drive fluid containing the same | Kazuaki Abe, Hitoshi Hata | 1992-04-21 |
| 4975215 | Process for improving the coefficient of traction and traction drive fluid composition | Kazuaki Abe, Hitoshi Hata | 1990-12-04 |
| 4840745 | Fluid composition | Kazuaki Abe, Hitoshi Hata | 1989-06-20 |