Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524736 | Methods of preparing membrane electrode assemblies | Bhaskar Sompalli, Hubert Gasteiger, Mark Mathias | 2003-02-25 |
| 5547763 | Organic nonlinear optical article with improved transmission enhancement layer | Bradley K. Coltrain | 1996-08-20 |
| 5184323 | Photorefractive device and process for its use | Jay S. Schildkraut, Ralph H. Young, David Williams | 1993-02-02 |
| 5157541 | Optical article for reflection modulation | Jay S. Schildkraut, Christopher B. Rider | 1992-10-20 |
| 5115336 | Photorefractive system and process for its use | Jay S. Schildkraut, Dennis G. Howe | 1992-05-19 |
| 5075796 | Optical article for multicolor imaging | Jay S. Schildkraut, Christopher B. Rider | 1991-12-24 |
| 5073446 | Organic electroluminescent device with stabilizing fused metal particle cathode | Ching W. Tang, Jon E. Littman | 1991-12-17 |
| 5059861 | Organic electroluminescent device with stabilizing cathode capping layer | Jon E. Littman | 1991-10-22 |
| 4999809 | Photorefractive device and process for its use | Jay S. Schildkraut, Ralph H. Young, David Williams | 1991-03-12 |
| 4971426 | Optical article for reflection modulation | Jay S. Schildkraut, Christopher B. Rider | 1990-11-20 |
| 4955977 | Nonlinear optical article with improved buffer layer | Phat T. Dao, Jay S. Schildkraut, Christopher B. Rider | 1990-09-11 |
| 4948225 | Nonlinear optical article for modulating polarized light | Christopher B. Rider, Jay S. Schildkraut | 1990-08-14 |
| 4946235 | Nonlinear optical waveguide device | Phat T. Dao, Douglas R. Robello, Jay S. Schildkraut, Craig S. Willand, David Williams | 1990-08-07 |
| 4927726 | Photoreceptor with polynuclear bisoxazole or bisthizole | Ching W. Tang, Ralph H. Young | 1990-05-22 |
| 4886339 | Optical article containing a transmission medium exhibiting a high level of second order polarization susceptibility | Donald P. Specht, Abraham Ulman, Craig S. Willand, David Williams | 1989-12-12 |
| 4792208 | Optical article exhibiting a high level of second order polarization susceptibility | Abraham Ulman, David Williams, Thomas L. Penner, Douglas R. Robello, Jay S. Schildkraut +1 more | 1988-12-20 |
| 4650734 | Color filter elements and electrophotographic method of making same | Michel F. Molaire, William C. McColgin | 1987-03-17 |
| 4634553 | Novel 4H-tellurin tellurane electron-accepting sensitizers for electron-donating photoconductive compositions | Michael R. Detty, Bruce J. Murray | 1987-01-06 |
| 4609606 | Polyesters comprising recurring photoconductive and photocrosslinkable units and elements thereof | John M. Noonan, Jerome H. Perlstein | 1986-09-02 |
| 4514481 | 4H-Thiopyran-1,1-dioxide and electrophotographic layers and elements comprising same | Chin H. Chen, George A. Reynolds, Jerome H. Perlstein | 1985-04-30 |
| 4485161 | Electrophotographic elements having barrier layers of crosslinked polymers of aliphatic or aromatic monomers containing .alpha.,.beta.-ethylenically unsaturated carbonyl-containing substituents | Michel F. Molaire | 1984-11-27 |
| 4442193 | Photoconductive compositions and elements containing naphthalene bis-dicarboximide compounds | Chin H. Chen, Ralph H. Young | 1984-04-10 |