Ueoka; Masatoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ueoka; Masatoshi.The latest application filed is for "column treating process and apparatus therefor".
- Ueoka; Masatoshi - Hineji JP
- Ueoka; Masatoshi - Himeji JP
- Ueoka; Masatoshi - Hyogo-Ken JP
- Ueoka, Masatoshi - Himeji-shi JP
- Ueoka, Masatoshi - Hyogo JP
| Patent | Date |
|---|---|
| Method for purification of acrylic acid Grant 7,048,834 - Ishii , et al. May 23, 2 | 2006-05-23 |
| Apparatus and process for producing (meth)acrylic acid Grant 6,966,973 - Nakahara , et al. November 22, 2 | 2005-11-22 |
| Method for distilling (meth) acrylic acid solution Grant 6,787,001 - Sakamoto , et al. September 7, 2 | 2004-09-07 |
| Stabilized hydroxyalkyl (meth)acrylate Grant 6,706,208 - Ishida , et al. March 16, 2 | 2004-03-16 |
| Method for production of (meth) acrylic acid and/or (meth)acrylic esters Grant 6,695,928 - Nakahara , et al. February 24, 2 | 2004-02-24 |
| Method for inhibiting polymerization of a vinyl compound Grant 6,664,418 - Sakamoto , et al. December 16, 2 | 2003-12-16 |
| Process for producing (meth)acrylic ester Grant 6,660,881 - Matsumoto , et al. December 9, 2 | 2003-12-09 |
| Method for preparing (meth) acrylic acid ester Grant 6,649,787 - Nakahara , et al. November 18, 2 | 2003-11-18 |
| Column treating process and apparatus thereof Grant 6,649,028 - Sakamoto , et al. November 18, 2 | 2003-11-18 |
| Column treating process and apparatus therefor App 20020189927 - Sakamoto, Kazuhiko ; et al. | 2002-12-19 |
| Apparatus and process for producing (meth)acrylic acid App 20020165407 - Nakahara, Sei ; et al. | 2002-11-07 |
| Method for distilling (meth) acrylic acid solution App 20020134660 - Sakamoto, Kazuhiko ; et al. | 2002-09-26 |
| Apparatus and process for producing (meth)acrylic acid Grant 6,441,228 - Nakahara , et al. August 27, 2 | 2002-08-27 |
| Method for handling waste oil Grant 6,414,183 - Sakamoto , et al. July 2, 2 | 2002-07-02 |
| Process for producing (meth)acrylic ester App 20020022739 - Matsumoto, Hajime ; et al. | 2002-02-21 |
| Production process for hydroxyalkyl (meth)acrylate App 20010025120 - Shingai, Yasuhiro ; et al. | 2001-09-27 |
| Method for producing acrylic acid App 20010020111 - Ueno, Kouji ; et al. | 2001-09-06 |
| Stabilized hydroxyalkyl (meth)acrylate App 20010006226 - Ishida, Tokumasa ; et al. | 2001-07-05 |
| Method for disposal of solid catalyst App 20010006930 - Nakahara, Sei ; et al. | 2001-07-05 |
| Method of stabilizing N-oxyl compounds in vinyl compounds App 20010005755 - Sakamoto, Kazuhiko ; et al. | 2001-06-28 |
| Apparatus and process for producing (meth)acrylic acid App 20010005763 - Nakahara, Sei ; et al. | 2001-06-28 |
| Method for purification of acrylic acid App 20010004960 - Ishii, Yoshitake ; et al. | 2001-06-28 |
| Methods for recovering acrylic acid Grant 6,252,110 - Uemura , et al. June 26, 2 | 2001-06-26 |
| Process for the production of acrylic acid Grant 5,785,821 - Sakamoto , et al. July 28, 1 | 1998-07-28 |
| Method for inhibiting polymerization of (meth) acrylic acid and esters thereof Grant 5,504,243 - Sakamoto , et al. April 2, 1 | 1996-04-02 |
| Method for inhibiting polymerization of (meth) acrylic acid and esters thereof Grant 5,322,960 - Sakamoto , et al. June 21, 1 | 1994-06-21 |
| Process for purification of acrylic acid Grant 5,315,037 - Sakamoto , et al. May 24, 1 | 1994-05-24 |
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