Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7666238 | Polishing composition | Shigeo Fujii, Hiroyuki Yoshida, Hiroaki Kitayama | 2010-02-23 |
| 7604751 | Polishing liquid composition | Yasuhiro Yoneda, Ryoichi Hashimoto | 2009-10-20 |
| 7303601 | Polishing composition | Kenichi Suenaga, Yoshiaki Oshima | 2007-12-04 |
| 7247082 | Polishing composition | Hiroyuki Yoshida, Ryoichi Hashimoto, Yasuhiro Yoneda | 2007-07-24 |
| 7220676 | Roll-off reducing agent | Shigeo Fujii, Yoshiaki Oshima | 2007-05-22 |
| 7204936 | Polishing composition | Hiroaki Kitayama, Shigeo Fujii | 2007-04-17 |
| 7147682 | Polishing composition | Yoshiaki Oshima, Kazuhiko Nishimoto | 2006-12-12 |
| 7059941 | Polishing composition | Hiroyuki Yoshida, Ryoichi Hashimoto, Yasuhiro Yoneda | 2006-06-13 |
| 7014534 | Method for manufacturing substrate | Yoshiaki Oshima, Kazuhiko Nishimoto, Kenichi Suenaga | 2006-03-21 |
| 6918938 | Polishing composition | Shigeo Fujii | 2005-07-19 |
| 6910952 | Polishing composition | Kenichi Suenaga, Yoshiaki Oshima | 2005-06-28 |
| 6902591 | Polishing composition | Hiroaki Kitayama, Shigeo Fujii, Yoshiaki Oshima | 2005-06-07 |
| 6620216 | Polishing composition | Yoshiaki Oshima | 2003-09-16 |
| 6454820 | Polishing composition | Koichi Naito, Shigeo Fujii | 2002-09-24 |
| 6383991 | Cutting oil composition | Jiro Hashimoto, Kazuhiko Nishimoto | 2002-05-07 |
| 6336945 | Abrasive composition for the base of magnetic recording medium and process for producing the base by using the same | Yuzo Yamamoto, Manabu Shibata, Koji Taira | 2002-01-08 |
| 6228820 | Method for using thermally stable esters in a lubricating oil for a refrigerating machine | Akimitsu Sakai | 2001-05-08 |
| 6190574 | Phosphorus-comprising lubricating oil composition | Shoji Nakagawa, Yuichiro Kobayashi, Hiroyasu Togashi, Koji Taira | 2001-02-20 |
| 6096692 | Synthetic lubricating oil | Shoji Nakagawa, Yuichiro Kobayashi, Hiroyasu Togashi, Koji Taira, Akimitsu Sakai | 2000-08-01 |
| 5922239 | Polyol ether derivatives and production methods therefor | Shoji Nakagawa, Hiroki Sawada, Hiroyasu Togashi | 1999-07-13 |
| 5916854 | Biodegradable lubricating base oil, lubricating oil composition containing the same and the use thereof | Shuichi Inaya, Hiroki Sawada, Yuichiro Kobayashi | 1999-06-29 |
| 5869702 | Polyol ether derivatives and production methods therefor | Shoji Nakagawa, Hiroki Sawada, Hiroyasu Togashi | 1999-02-09 |
| 5720895 | Polyol ether derivatives and production methods therefor | Shoji Nakagawa, Hiroki Sawada, Hiroyasu Togashi | 1998-02-24 |
| 5401433 | Working fluid composition having ketone-containing compound for use in refrigeration system | Hiroki Sawada, Yuichiro Kobayashi, Akimitsu Sakai, Hideo Suzuki, Toshihiro Tanaka +2 more | 1995-03-28 |
| 5395544 | Ester-containing working fluid composition for refrigerating machine | Akimitsu Sakai | 1995-03-07 |