DE

David A. Engler

3M: 12 patents #1,318 of 11,543Top 15%
Overall (All Time): #424,855 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7858976 Method of making an organic light emitting device Raghunath Padiyath, Jon E. Ottman, Fred B. McCormick, Donald J. McClure, Brian J. Gates 2010-12-28
7432124 Method of making an organic light emitting device Raghunath Padiyath, Jon E. Ottman, Fred B. McCormick, Donald J. McClure, Brian J. Gates 2008-10-07
7271534 Segmented organic light emitting device Raghunath Padiyath, Jon E. Ottman 2007-09-18
7057599 Microstructures with assisting optical lenses Rolf W. Biernath, John C. Nelson 2006-06-06
6700695 Microstructured segmented electrode film for electronic displays Rolf W. Biernath 2004-03-02
6577432 Post and pocket microstructures containing moveable particles having optical effects Rolf W. Biernath 2003-06-10
6570700 Microstructures with assisting optical elements to enhance an optical effect Rolf W. Biernath, John C. Nelson 2003-05-27
6521145 Reflective particle display film and method of manufacture Brit G. Billingsley, William D. Miller, Richard J. Pokorny 2003-02-18
6480322 Method of improving the respondability of moveable structures in a display Rolf W. Biernath 2002-11-12
6383619 Reflective particle display film and method of manufacture Brit G. Billingsley, William D. Miller, Richard J. Pokorny 2002-05-07
5110655 Removable, high temperature resistant retroreflective marking material Britton G. Billingsley 1992-05-05
4695608 Continuous process for making polymers having pendant azlactone or macromolecular moieties Anthony Robert Maistrovich 1987-09-22