Hirota; Hisatoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hirota; Hisatoshi.The latest application filed is for "control valve driven by stepping motor".
Company Profile
0.43.68
- Hirota; Hisatoshi - Tokyo JP
- Hirota; Hisatoshi - Hachioji JP
- Hirota, Hisatoshi - Hachioji-shi JP
- Hirota, Hisatoshi - Tokoyo JP
Patent Activity
| Patent | Date |
|---|---|
| Control valve driven by stepping motor Grant 9,285,051 - Hirota March 15, 2 | 2016-03-15 |
| Control valve for variable displacement compressor Grant 8,956,127 - Hirota February 17, 2 | 2015-02-17 |
| Control Valve Driven By Stepping Motor App 20130263955 - Hirota; Hisatoshi | 2013-10-10 |
| Control Valve For Variable Displacement Compressor App 20130001450 - Hirota; Hisatoshi | 2013-01-03 |
| Expansion Valve App 20120234931 - Hirota; Hisatoshi ; et al. | 2012-09-20 |
| Control Valve For Compressor App 20080307812 - HIROTA; Hisatoshi | 2008-12-18 |
| Control valve for variable displacement compressor Grant 7,452,192 - Hirota November 18, 2 | 2008-11-18 |
| Control valve for variable displacement compressor Grant 7,437,881 - Hirota October 21, 2 | 2008-10-21 |
| Internal Heat Exchanger For Automotive Air Conditioner App 20080202157 - HIROTA; Hisatoshi | 2008-08-28 |
| Mounting Structure For Control Valve App 20080185545 - HIROTA; Hisatoshi | 2008-08-07 |
| Automotive Air Conditioner App 20080141691 - HIROTA; Hisatoshi | 2008-06-19 |
| Refrigerant relief device Grant 7,386,987 - Hirota June 17, 2 | 2008-06-17 |
| Control valve for variable displacement compressor Grant 7,387,501 - Hirota June 17, 2 | 2008-06-17 |
| Expansion valve Grant 7,316,118 - Hirota , et al. January 8, 2 | 2008-01-08 |
| Expansion valve App 20070283717 - Hirota; Hisatoshi | 2007-12-13 |
| Mounting structure of expansion valve App 20070266731 - Hirota; Hisatoshi | 2007-11-22 |
| Control valve for variable displacement compressor App 20070264134 - Hirota; Hisatoshi | 2007-11-15 |
| Expansion valve App 20070209387 - Hirota; Hisatoshi | 2007-09-13 |
| Constant flow rate expansion value Grant 7,263,857 - Hirota September 4, 2 | 2007-09-04 |
| Expansion device App 20070180854 - Hirota; Hisatoshi ; et al. | 2007-08-09 |
| Control valve for variable displacement compressor App 20070157648 - Hirota; Hisatoshi | 2007-07-12 |
| Refrigeration cycle Grant 7,207,186 - Hirota April 24, 2 | 2007-04-24 |
| Capacity control valve for variable displacement compressor Grant 7,121,811 - Hirota October 17, 2 | 2006-10-17 |
| Fluid control valve Grant 7,118,088 - Hirota October 10, 2 | 2006-10-10 |
| Control valve for variable displacement compressor App 20060218953 - Hirota; Hisatoshi | 2006-10-05 |
| Constant flow rate expansion value App 20060219965 - Hirota; Hisatoshi | 2006-10-05 |
| Control valve for variable displacement compressor App 20060150649 - Hirota; Hisatoshi | 2006-07-13 |
| Expansion device App 20060107673 - Hirota; Hisatoshi | 2006-05-25 |
| Constant differential pressure valve Grant 7,047,763 - Hirota May 23, 2 | 2006-05-23 |
| Constant flow rate expansion valve Grant 7,040,595 - Hirota May 9, 2 | 2006-05-09 |
| Solenoid valve-equipped expansion valve Grant 7,036,744 - Hirota May 2, 2 | 2006-05-02 |
| Variable displacement compressor Grant 7,021,901 - Hirota , et al. April 4, 2 | 2006-04-04 |
| Capacity control valve for variable displacement compressor Grant 7,018,179 - Hirota March 28, 2 | 2006-03-28 |
| Capacity controller of capacity variable compressor Grant 7,014,427 - Hirota March 21, 2 | 2006-03-21 |
| Control valve for variable displacement compressor App 20060053812 - Hirota; Hisatoshi | 2006-03-16 |
| Control valve for variable displacement compressor App 20060045758 - Hirota; Hisatoshi | 2006-03-02 |
| Control valve for variable displacement compressor App 20060039799 - Hirota; Hisatoshi | 2006-02-23 |
| Method of operating a refrigeration cycle Grant 6,997,001 - Hirota February 14, 2 | 2006-02-14 |
| Refrigeration system and method of operation therefor Grant 6,997,000 - Hirota February 14, 2 | 2006-02-14 |
| Refrigerant relief device App 20060016475 - Hirota; Hisatoshi | 2006-01-26 |
| Differential pressure valve Grant 6,986,498 - Hirota , et al. January 17, 2 | 2006-01-17 |
| Flow rate control valve App 20060005556 - Hirota; Hisatoshi | 2006-01-12 |
| Control valve for variable displacement compressor App 20050276700 - Hirota, Hisatoshi | 2005-12-15 |
| Refrigeration cycle App 20050262873 - Hirota, Hisatoshi | 2005-12-01 |
| Control valve for variable displacement compressor App 20050265853 - Hirota, Hisatoshi | 2005-12-01 |
| Outflow prevention device Grant 6,966,365 - Hirota , et al. November 22, 2 | 2005-11-22 |
| Solenoid control valve Grant 6,957,663 - Hirota , et al. October 25, 2 | 2005-10-25 |
| Fluid control valve App 20050224740 - Hirota, Hisatoshi | 2005-10-13 |
| Control valve for variable displacement compressor App 20050220631 - Hirota, Hisatoshi | 2005-10-06 |
| Refrigerant relief device App 20050210894 - Hirota, Hisatoshi | 2005-09-29 |
| Control valve for variable displacement compressor App 20050201866 - Hirota, Hisatoshi | 2005-09-15 |
| Control valve for variable displacement compressor App 20050201867 - Hirota, Hisatoshi | 2005-09-15 |
| Method of adjusting pressure sensor Grant 6,889,554 - Hirota , et al. May 10, 2 | 2005-05-10 |
| Refrigeration cycle App 20050066674 - Hirota, Hisatoshi ; et al. | 2005-03-31 |
| Flow-regulating expansion valve App 20050056034 - Hirota, Hisatoshi | 2005-03-17 |
| Constant differential pressure valve App 20050056050 - Hirota, Hisatoshi | 2005-03-17 |
| Proportional valve Grant 6,866,242 - Hirota March 15, 2 | 2005-03-15 |
| Expansion device App 20050050916 - Hirota, Hisatoshi ; et al. | 2005-03-10 |
| Capacity control valve for variable displacement compressor App 20050053474 - Hirota, Hisatoshi ; et al. | 2005-03-10 |
| Four-way switching valve Grant 6,860,294 - Hirota , et al. March 1, 2 | 2005-03-01 |
| Expansion valve App 20050016208 - Hirota, Hisatoshi ; et al. | 2005-01-27 |
| Refrigeration cycle App 20050011221 - Hirota, Hisatoshi | 2005-01-20 |
| Four-way switching valve Grant 6,823,897 - Hirota , et al. November 30, 2 | 2004-11-30 |
| Four-way switching valve Grant 6,810,911 - Hirota , et al. November 2, 2 | 2004-11-02 |
| Method of controlling refrigeration cycle Grant 6,804,970 - Saeki , et al. October 19, 2 | 2004-10-19 |
| Proportional solenoid valve Grant 6,783,110 - Hirota , et al. August 31, 2 | 2004-08-31 |
| Method Of Operating A Refrigeration Cycle App 20040107716 - Hirota, Hisatoshi | 2004-06-10 |
| Refrigeration system and method of operation therefor App 20040103677 - Hirota, Hisatoshi | 2004-06-03 |
| Variable displacement compressor App 20040091369 - Hirota, Hisatoshi ; et al. | 2004-05-13 |
| Control valve for variable displacement compressor App 20040086391 - Hirota, Hisatoshi ; et al. | 2004-05-06 |
| Expansion valve Grant 6,712,281 - Hirota , et al. March 30, 2 | 2004-03-30 |
| Capacity control valve for variable displacement compressor App 20040057840 - Hirota, Hisatoshi | 2004-03-25 |
| Solenoid valve-equipped expansion valve App 20040055318 - Hirota, Hisatoshi | 2004-03-25 |
| Proportional valve App 20040046140 - Hirota, Hisatoshi | 2004-03-11 |
| Differential pressure control valve App 20040036044 - Hirota, Hisatoshi | 2004-02-26 |
| Refrigerating cycle Grant 6,694,760 - Hirota , et al. February 24, 2 | 2004-02-24 |
| Constant flow rate expansion valve App 20040011980 - Hirota, Hisatoshi | 2004-01-22 |
| Method of controlling refrigeration cycle App 20040003603 - Saeki, Shinji ; et al. | 2004-01-08 |
| Variable displacement compressor and displacement control valve for variable displacement compressor Grant 6,662,581 - Hirota , et al. December 16, 2 | 2003-12-16 |
| Displacement control valve Grant 6,662,582 - Hirota , et al. December 16, 2 | 2003-12-16 |
| Capacity control valve for variable displacement compressor App 20030223884 - Hirota, Hisatoshi | 2003-12-04 |
| Outflow prevention device App 20030213516 - Hirota, Hisatoshi ; et al. | 2003-11-20 |
| Capacity control valve for variable displacement compressor App 20030210988 - Hirota, Hisatoshi | 2003-11-13 |
| Solenoid control valve App 20030201413 - Hirota, Hisatoshi ; et al. | 2003-10-30 |
| Expansion valve Grant 6,612,503 - Hirota , et al. September 2, 2 | 2003-09-02 |
| Motor operated butterfly valve Grant 6,612,542 - Hirota , et al. September 2, 2 | 2003-09-02 |
| Four-way switching valve App 20030159739 - Hirota, Hisatoshi ; et al. | 2003-08-28 |
| Four-way switching valve App 20030155020 - Hirota, Hisatoshi ; et al. | 2003-08-21 |
| Differential pressure valve App 20030151011 - Hirota, Hisatoshi ; et al. | 2003-08-14 |
| Proportional solenoid valve App 20030146402 - Hirota, Hisatoshi ; et al. | 2003-08-07 |
| Expansion valve App 20030079493 - Hirota, Hisatoshi ; et al. | 2003-05-01 |
| Expansion valve App 20030066303 - Hirota, Hisatoshi ; et al. | 2003-04-10 |
| Method of adjusting pressure sensor App 20030041670 - Hirota, Hisatoshi ; et al. | 2003-03-06 |
| Compression capacity control device for refrigeration cycle App 20030035733 - Hirota, Hisatoshi | 2003-02-20 |
| Displacement control valve App 20030024257 - Hirota, Hisatoshi ; et al. | 2003-02-06 |
| Variable displacement compressor and displacement control valve for variable displacement compressor App 20030019226 - Hirota, Hisatoshi ; et al. | 2003-01-30 |
| Four-way switching valve App 20030000586 - Hirota, Hisatoshi ; et al. | 2003-01-02 |
| Refrigerating cycle App 20020194864 - Hirota, Hisatoshi ; et al. | 2002-12-26 |
| Compression volume control apparatus for refrigeration cycle Grant 6,443,708 - Hirota September 3, 2 | 2002-09-03 |
| Expansion valve App 20020060250 - Hirota, Hisatoshi ; et al. | 2002-05-23 |
| Supercooling degree control type expansion valve App 20020005436 - Hirota, Hisatoshi ; et al. | 2002-01-17 |
| Method of forming vacuum chamber of control valve for variable capacity compressor App 20010050304 - Hirota, Hisatoshi ; et al. | 2001-12-13 |
| Supercooling degree-controlled expansion valve Grant 6,314,753 - Hirota , et al. November 13, 2 | 2001-11-13 |
| Motor operated butterfly valve App 20010035513 - Hirota, Hisatoshi ; et al. | 2001-11-01 |
| Expansion valve App 20010027656 - Hirota, Hisatoshi ; et al. | 2001-10-11 |
| Radiator for a vehicle Grant 6,270,015 - Hirota August 7, 2 | 2001-08-07 |
| Refrigerating cycle Grant 6,192,695 - Hirota February 27, 2 | 2001-02-27 |
| Air conditioner with sub-condenser Grant 5,996,369 - Hirota December 7, 1 | 1999-12-07 |
| Pressure converter Grant 4,602,513 - Hirota , et al. July 29, 1 | 1986-07-29 |
| Three-function pressure switch Grant 4,591,677 - Hirota , et al. May 27, 1 | 1986-05-27 |
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