Hirao; Harunori

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hirao; Harunori.The latest application filed is for "method for crystallizing (meth)acrylic acid and method for regulating content of polymerization inhibitor in product (meth)acrylic acid".

Company Profile

0.18.18

Hirao; Harunori - Himeji N/A JP
Hirao; Harunori - Hyogo JP
Hirao; Harunori - Himeji-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

Patent	Date
Method for crystallizing (meth)acrylic acid and method for regulating content of polymerization inhibitor in product (meth)acrylic acid Grant 8,704,000 - Sakamoto , et al. April 22, 2	2014-04-22
Method For Crystallizing (meth)acrylic Acid And Method For Regulating Content Of Polymerization Inhibitor In Product (meth)acrylic Acid App 20120071620 - Sakamoto; Kazuhiko ; et al.	2012-03-22
Method for production of (meth)acrylic acid Grant 7,511,172 - Hirao , et al. March 31, 2	2009-03-31
Composite-oxide catalyst and process for production of acrylic acid using said catalyst Grant 7,429,678 - Tanimoto , et al. September 30, 2	2008-09-30
Method for production of (meth) acrylic acid Grant 7,332,626 - Hirao , et al. February 19, 2	2008-02-19
Method for production of acrylic acid Grant 7,332,624 - Nishimura , et al. February 19, 2	2008-02-19
Method for starting up reactor Grant 7,326,810 - Hirao , et al. February 5, 2	2008-02-05
Method for production of acrylic acid Grant 7,321,060 - Serata , et al. January 22, 2	2008-01-22
Method for production of (meth)acrylic acid App 20070270611 - Hirao; Harunori ; et al.	2007-11-22
Method for disposal of waste from acrylic acid process and acrylic ester process Grant 7,205,429 - Matsumoto , et al. April 17, 2	2007-04-17
Method for production of acrylic acid Grant 7,183,428 - Ueno , et al. February 27, 2	2007-02-27
Method for production of acrylic acid Grant 7,151,194 - Ueno , et al. December 19, 2	2006-12-19
Method for production of acrylic acid Grant 7,109,372 - Hirao , et al. September 19, 2	2006-09-19
Method for managing operation of gas phase reaction apparatus Grant 7,102,030 - Sanada , et al. September 5, 2	2006-09-05
Method for production of acrylic acid Grant 7,038,079 - Hirao , et al. May 2, 2	2006-05-02
Method for absorbing acrylic acid and method for purifying acrylic acid Grant 6,888,025 - Hirao , et al. May 3, 2	2005-05-03
Method for preventing plate type heat exchanger from blockage Grant 6,848,501 - Hirao , et al. February 1, 2	2005-02-01
Method for production of (meth) acrylic acid App 20040249202 - Hirao, Harunori ; et al.	2004-12-09
Method for production of acrylic acid App 20040249201 - Ueno, Kouji ; et al.	2004-12-09
Method for production of acrylic acid App 20040249199 - Ueno, Kouji ; et al.	2004-12-09
Method for production of acrylic acid App 20040249200 - Serata, Naoki ; et al.	2004-12-09
Method and apparatus for absorbing (meth) acrylic acid Grant 6,825,381 - Hirao November 30, 2	2004-11-30
Method for managing operation of gas phase reaction apparatus App 20040181090 - Sanada, Kenji ; et al.	2004-09-16
Composite-oxide catalyst and process for production of acrylic acid using said catalyst App 20040176641 - Tanimoto, Michio ; et al.	2004-09-09
Method for production of acrylic acid App 20040063998 - Hirao, Harunori ; et al.	2004-04-01
Method for absorbing acrylic acid and method for purifying acrylic acid Grant 6,713,648 - Hirao , et al. March 30, 2	2004-03-30
Method for disposal of waste from acrylic acid process and acrylic ester process App 20040055970 - Matsumoto, Yukihiro ; et al.	2004-03-25
Method for production of acrylic acid App 20040030185 - Hirao, Harunori ; et al.	2004-02-12
Method for production of acrylic acid App 20040015014 - Nishimura, Takeshi ; et al.	2004-01-22
Method and apparatus for absorbing (meth) acrylic acid App 20030120112 - Hirao, Harunori	2003-06-26
Method for preventing plate type heat exchanger from blockage App 20030111216 - Hirao, Harunori ; et al.	2003-06-19
Method for absorbing acrylic acid and method for purifying acrylic acid App 20030028052 - Hirao, Harunori ; et al.	2003-02-06
Method for starting up reactor App 20020037488 - Hirao, Harunori ; et al.	2002-03-28
Method for absorbing acrylic acid and method for purifying acrylic acid App 20010025122 - Hirao, Harunori ; et al.	2001-09-27
Method for preventing effluent gas pipe from blocking App 20010003783 - Nishimura, Takeshi ; et al.	2001-06-14

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