loadpatents
name:-0.014206171035767
name:-0.013025999069214
name:-0.000640869140625
Yokoyama; Masakuni Patent Filings

Yokoyama; Masakuni

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yokoyama; Masakuni.The latest application filed is for "control device of internal combustion engine".

Company Profile
0.10.10
  • Yokoyama; Masakuni - Tokai JP
  • YOKOYAMA; Masakuni - Tokai-city JP
  • Yokoyama; Masakuni - Tokai-shi JP
  • Yokoyama; Masakuni - Toyota JP
  • Yokoyama, Masakuni - Toyota-shi JP
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Exhaust gas cleaning apparatus for internal combustion engine
Grant 8,201,396 - Kawamura , et al. June 19, 2
2012-06-19
Exhaust gas cleaning apparatus for lean burn internal combustion engine
Grant 8,091,338 - Yokoyama , et al. January 10, 2
2012-01-10
Exhaust purification device
Grant 8,033,103 - Kawamura , et al. October 11, 2
2011-10-11
Diagnosis device of exhaust purification catalyst
Grant 7,886,521 - Yokoyama , et al. February 15, 2
2011-02-15
Exhaust gas purifying system for internal combustion engine
Grant 7,836,686 - Yokoyama , et al. November 23, 2
2010-11-23
Exhaust gas purifying system for internal combustion engine
Grant 7,797,925 - Kawamura , et al. September 21, 2
2010-09-21
Exhaust purification device for internal combustion engine
Grant 7,797,097 - Kawamura , et al. September 14, 2
2010-09-14
Control device of internal combustion engine
Grant 7,769,531 - Kawamura , et al. August 3, 2
2010-08-03
Exhaust purification device for internal combustion engine
Grant 7,707,823 - Kawamura , et al. May 4, 2
2010-05-04
Control Device Of Internal Combustion Engine
App 20090266335 - KAWAMURA; Jun ;   et al.
2009-10-29
Exhaust Gas Cleaning Apparatus For Internal Combustion Engine
App 20090205317 - Kawamura; Jun ;   et al.
2009-08-20
Exhaust Gas Cleaning Apparatus For Lean Burn Internal Combustion Engine
App 20080314036 - Yokoyama; Masakuni ;   et al.
2008-12-25
Exhaust Purification Device For Internal Combustion Engine
App 20080307772 - Kawamura; Jun ;   et al.
2008-12-18
Diagnosis device of exhaust purification catalyst
App 20080092524 - Yokoyama; Masakuni ;   et al.
2008-04-24
Exhaust purification device
App 20080078168 - Kawamura; Jyun ;   et al.
2008-04-03
Exhaust purification device for internal combustion engine
App 20080028755 - Kawamura; Jyun ;   et al.
2008-02-07
Exhaust gas purifying system for internal combustion engine
App 20070144144 - Yokoyama; Masakuni ;   et al.
2007-06-28
Exhaust gas purifying system for internal combustion engine
App 20070137183 - Kawamura; Jun ;   et al.
2007-06-21
Internal combustion engine and control method of the same
Grant 6,763,799 - Ito , et al. July 20, 2
2004-07-20
Internal combustion engine and control method of the same
App 20030116123 - Ito, Takekazu ;   et al.
2003-06-26

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