Maruta; Kazuhiro
Patent Applications and Registrations
Patent applications and USPTO patent grants for Maruta; Kazuhiro.The latest application filed is for "hydraulic pump/motor and method of suppressing pulsation of hydraulic pump/motor".
- Maruta; Kazuhiro - Kawaguchi N/A JP
- Maruta; Kazuhiro - Kawaguchi-shi JP
- Maruta; Kazuhiro - Saitama JP
- Maruta, Kazuhiro - Kawaguchi-city JP
- Maruta, Kazuhiro - Tochigi-ken JP
- Maruta; Kazuhiro - Oyama JP
- Maruta, Kazuhiro - Tochigi JP
| Patent | Date |
|---|---|
| Hydraulic pump/motor and method of suppressing pulsation of hydraulic pump/motor Grant 9,097,113 - Miyata , et al. August 4, 2 | 2015-08-04 |
| Swing drive controlling system for construction machine Grant 9,022,749 - Akiyama , et al. May 5, 2 | 2015-05-05 |
| Hydraulic pump/motor and fan driving device Grant 8,677,884 - Ogasawara , et al. March 25, 2 | 2014-03-25 |
| Hydraulic Pump/motor And Method Of Suppressing Pulsation Of Hydraulic Pump/motor App 20130068091 - Miyata; Takahiro ; et al. | 2013-03-21 |
| Rotation Drive Controlling System For Construction Machine App 20110020146 - Akiyama; Teruo ; et al. | 2011-01-27 |
| Fan Drive System App 20100303643 - Kataoka; Toyomi ; et al. | 2010-12-02 |
| Hydraulic Pump/motor And Fan Driving Device App 20100287926 - Ogasawara; Kenichi ; et al. | 2010-11-18 |
| Arrangement structure of swash plate hydraulic pump hydraulic pump Grant 6,960,069 - Maruta , et al. November 1, 2 | 2005-11-01 |
| Plural pressure oil energies selective recovery apparatus and selective recovery method therefor Grant 6,922,989 - Nagura , et al. August 2, 2 | 2005-08-02 |
| Hydraulic drive unit Grant 6,718,763 - Maruta , et al. April 13, 2 | 2004-04-13 |
| Plural pressure oil energies selective recovery apparatus and selective recovery method therefor App 20040035103 - Nagura, Shinobu ; et al. | 2004-02-26 |
| Hydraulic energy recovering/regenerating apparatus App 20040000141 - Nagura, Shinobu ; et al. | 2004-01-01 |
| Arrangement structure of swash plate hydraulic pump hydraulic pump App 20030046930 - Maruta, Kazuhiro ; et al. | 2003-03-13 |
| Hydraulic drive unit App 20030041727 - Maruta, Kazuhiro ; et al. | 2003-03-06 |
| Pressure oil energy recover/regenation apparatus Grant 6,460,332 - Maruta , et al. October 8, 2 | 2002-10-08 |
| Cooling fan drive apparatus Grant 6,311,488 - Maruta , et al. November 6, 2 | 2001-11-06 |
| Pressurized fluid recovery/reutilization system App 20010035011 - Endo, Hiroshi ; et al. | 2001-11-01 |
| Pressurized fluid supply system Grant 6,209,322 - Yoshida , et al. April 3, 2 | 2001-04-03 |
| Apparatus for recovering pressure oil returned from actuators Grant 6,151,894 - Endo , et al. November 28, 2 | 2000-11-28 |
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