Tomizawa; Hirotaka
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tomizawa; Hirotaka.The latest application filed is for "lubricating oil for bearing".
- Tomizawa; Hirotaka - Tokorozawa JP
- Tomizawa; Hirotaka - Tokorozawa-shi JP
- Tomizawa; Hirotaka - Saitama-ken JP
- Tomizawa; Hirotaka - Ooi JP
- Tomizawa; Hirotaka - Saitama JP
- Tomizawa; Hirotaka - Ohi JP
| Patent | Date |
|---|---|
| Lubricating oil for bearing Grant 7,517,838 - Kawahara , et al. April 14, 2 | 2009-04-14 |
| Lubricating oil for bearing App 20060019840 - Kawahara; Yasuyuki ; et al. | 2006-01-26 |
| Lubricating oil composition Grant 6,855,675 - Yamada , et al. February 15, 2 | 2005-02-15 |
| Lubricating oil for refrigerator, hydraulic fluid composition for refrigerator and method for lubricating of refrigerator Grant 6,667,285 - Kawahara , et al. December 23, 2 | 2003-12-23 |
| Lubricating oil composition Grant 5,719,109 - Tokashiki , et al. February 17, 1 | 1998-02-17 |
| Lubricating oil composition Grant 5,605,880 - Arai , et al. February 25, 1 | 1997-02-25 |
| Lubricating oil composition containing friction modifier and corrosion inhibitor Grant 5,364,545 - Arai , et al. November 15, 1 | 1994-11-15 |
| Fluid for viscous coupling Grant 5,332,515 - Tomizawa , et al. July 26, 1 | 1994-07-26 |
| Electrode for electroviscous fluid Grant 5,288,535 - Kanbara , et al. February 22, 1 | 1994-02-22 |
| Stable electro-rheological fluid having a high viscosity-increasing effect Grant 5,266,229 - Tomizawa , et al. November 30, 1 | 1993-11-30 |
| Traction fluid composition comprising a cyclohexyl diester and branched poly-.alpha.-olefin Grant 5,259,978 - Yoshimura , et al. November 9, 1 | 1993-11-09 |
| Lubricating oil for refrigerator Grant 5,185,092 - Fukuda , et al. February 9, 1 | 1993-02-09 |
| Synthetic traction fluid Grant 4,886,614 - Yoshimura , et al. December 12, 1 | 1989-12-12 |
| Traction fluid Grant 4,886,613 - Yoshimura , et al. December 12, 1 | 1989-12-12 |
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