Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797678 | Lubricant additive | Hitoshi Hata, Hisashi Machida | 2004-09-28 |
| 6402983 | Flame retardant hydraulic oil containing a partial ester of a polyol and a monocarboxylic acid | Kazuaki Abe, Mitsuhiro Iwata | 2002-06-11 |
| 6361711 | Flame retardant hydraulic oil containing a synthetic ester formed by reaction of a polyol and a mixture of carboxylic acids including oleic acid and isostearic acid | Kazuaki Abe, Mitsuhiro Iwata | 2002-03-26 |
| 6352962 | Lubricant additive comprising reaction product of phosphate or phosphite and boronated dispersant | Hitoshi Hata, Hisashi Machida | 2002-03-05 |
| 5403503 | Refrigerator oil composition for hydrogen-containing hydrofluorocarbon refrigerant | Masato Kaneko | 1995-04-04 |
| 5310492 | Refrigerating machine oil composition | Masato Kaneko, Hideo Kanamori | 1994-05-10 |
| 5108634 | Lubricating oil composition comprising a specified base oil and an alkyl substituted phenol | — | 1992-04-28 |
| 5084196 | Lubricating oil composition for flon atmosphere comprising a polysiloxane having epoxy structure | — | 1992-01-28 |
| 4990691 | Higher carboxylic acid triester of adamantane triol and lubricating oil containing the same | Kosaku Honna | 1991-02-05 |
| 4968452 | Lubricating oil composition of mineral oil and polyester for wet brake or wet clutch | — | 1990-11-06 |
| 4963292 | Higher carboxylic acid triester of adamantane triol and lubricating oil containing the same | Kosaku Honna | 1990-10-16 |
| 4960542 | Lubricating oil composition | — | 1990-10-02 |
| 4832867 | Lubricating oil composition | Hideo Igarashi | 1989-05-23 |
| 4519927 | Lubricant for use at high temperature | — | 1985-05-28 |