Patent | Date |
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Two-stage process for cost-effective deposition of homogeneous catalysts in MDA synthesis Grant 8,759,585 - Siegert , et al. June 24, 2 | 2014-06-24 |
Non-volatile resistive sense memory with improved switching Grant 8,686,388 - Roelofs , et al. April 1, 2 | 2014-04-01 |
Tunneling transistors Grant 8,648,426 - Jin , et al. February 11, 2 | 2014-02-11 |
Trioxane production method wherein a side aqueous flow is deducted at a first distillation stage Grant 8,530,678 - Siegert , et al. September 10, 2 | 2013-09-10 |
Integrated method for the preparation of trioxane from formaldehyde Grant 8,450,507 - Siegert , et al. May 28, 2 | 2013-05-28 |
Process for preparing polyoxymethylene homopolymers or copolymers by homopolymerization or copolymerization of trioxane, starting from methanol Grant 8,378,144 - Siegert , et al. February 19, 2 | 2013-02-19 |
Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification Grant 8,372,993 - Lang , et al. February 12, 2 | 2013-02-12 |
Method for separating tioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification Grant 8,350,063 - Siegert , et al. January 8, 2 | 2013-01-08 |
Process for preparing diphenylmethanediamine Grant 8,329,951 - Wloka , et al. December 11, 2 | 2012-12-11 |
Non-volatile Resistive Sense Memory With Improved Switching App 20120273744 - Roelofs; Andreas ;   et al. | 2012-11-01 |
Two-stage Process For Cost-efective Deposition Of Homogeneous Catalysts In Mda Synthesis App 20120232307 - Siegert; Markus ;   et al. | 2012-09-13 |
Non-volatile resistive sense memory with praseodymium calcium manganese oxide Grant 8,227,783 - Roelofs , et al. July 24, 2 | 2012-07-24 |
Tunneling Transistors App 20120153400 - Jin; Insik ;   et al. | 2012-06-21 |
Asymmetric barrier diode Grant 8,178,864 - Jin , et al. May 15, 2 | 2012-05-15 |
Magnetic tracks with domain wall storage anchors Grant 8,102,691 - Xi , et al. January 24, 2 | 2012-01-24 |
Process for the preparation of triamides from ammonia and amido-dichlorides Grant 8,088,950 - Bock , et al. January 3, 2 | 2012-01-03 |
Process For The Preparation Of Triamides From Ammonia And Amidodichlorides App 20110028761 - Bock; Michael ;   et al. | 2011-02-03 |
Non-volatile Resistive Sense Memory App 20110006275 - Roelofs; Andreas ;   et al. | 2011-01-13 |
Method For The Production Of Crude Trioxane App 20100324311 - Siegert; Markus ;   et al. | 2010-12-23 |
Process For Preparing Polyoxymethylene Homopolymers Or Copolymers By Homopolymerization Or Copolymerization Of Trioxane, Starting From Methanol App 20100280195 - Siegert; Markus ;   et al. | 2010-11-04 |
Method For Separating Tioxane From A Trioxane/formaldehyde/water Mixture By Means Of Pressure Change Rectification App 20100270140 - Siegert; Markus ;   et al. | 2010-10-28 |
Method for the production of dioxolane Grant 7,754,900 - Siegert , et al. July 13, 2 | 2010-07-13 |
Integrated Method For Producing Trioxane From Formaldehyde App 20100152466 - Lang; Neven ;   et al. | 2010-06-17 |
Method For Producing Cyclic Formaldehyde Derivatives From Polyoxy Dialkyl Ethers App 20100145079 - Stroefer; Eckhard ;   et al. | 2010-06-10 |
Method For Producing Trioxane From Trioxymethylene Glycol Dimethyl Ether App 20100130756 - Stroefer; Eckhard ;   et al. | 2010-05-27 |
Asymmetric Barrier Diode App 20100123210 - Jin; Insik ;   et al. | 2010-05-20 |
Method For Separating Trioxane From A Trioxane/formaldehyde/water Mixture By Means Of Pressure Change Rectification App 20100121081 - Lang; Neven ;   et al. | 2010-05-13 |
Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification Grant 7,713,387 - Siegert , et al. May 11, 2 | 2010-05-11 |
Method for the distillative separation of a mixture containing vinyl ether and alchol Grant 7,670,464 - Klass , et al. March 2, 2 | 2010-03-02 |
Magnetic Tracks With Domain Wall Storage Anchors App 20090316462 - Xi; Haiwen ;   et al. | 2009-12-24 |
Method for producing ethyleneamines Grant 7,601,875 - Frauenkron , et al. October 13, 2 | 2009-10-13 |
Integrated Method For The Preparation Of Trioxane From Formaldehyde App 20090187033 - Siegert; Markus ;   et al. | 2009-07-23 |
Process for Producing Trioxane and at Least One Comonomer App 20080283384 - Lang; Neven ;   et al. | 2008-11-20 |
Integrated Method For the Production of Trioxane From Formaldehyde App 20080281109 - Lang; Neven ;   et al. | 2008-11-13 |
Method For the Production of Dioxolane App 20080255376 - Siegert; Markus ;   et al. | 2008-10-16 |
Integrated Process For Preparing Trioxane From Formaldehyde App 20080194845 - Lang; Neven ;   et al. | 2008-08-14 |
Method for producing ethylene-amines Grant 7,393,978 - Frauenkron , et al. July 1, 2 | 2008-07-01 |
Method for producing formaldehyde Grant 7,381,851 - Olbert , et al. June 3, 2 | 2008-06-03 |
Trioxane Production Method Wherein A Side Aqueous Flow Is Deducted At A First Distillation Stage App 20070293689 - Siegert; Markus ;   et al. | 2007-12-20 |
Method for the Separation by Distillation of Pure Trioxane App 20070293688 - Siegert; Markus ;   et al. | 2007-12-20 |
Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification App 20070272540 - Siegert; Markus ;   et al. | 2007-11-29 |
Method for separating trioxane from a mixture containing trioxane, formaldehyde and water App 20070155972 - Lang; Neven ;   et al. | 2007-07-05 |
Method for producing formaldehyde App 20070142677 - Olbert; Gerhard ;   et al. | 2007-06-21 |
Method for producing ethyleneamines App 20070100144 - Frauenkron; Matthias ;   et al. | 2007-05-03 |
Method for the distillative separation of mixtures containing ethyleneamines App 20070043217 - Siegert; Markus ;   et al. | 2007-02-22 |
Method for producing ethylene-amines App 20060276649 - Frauenkron; Matthias ;   et al. | 2006-12-07 |
Continuous method for producing methyl vinyl ether App 20060205984 - Klass; Katrin ;   et al. | 2006-09-14 |
Method for the distillative separation of a mixture containing vinyl ether and alchol App 20060151310 - Klass; Katrin ;   et al. | 2006-07-13 |