Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5739801 | Multithreshold addressing of a twisting ball display | — | 1998-04-14 |
| 5731792 | Electrocapillary color display sheet | — | 1998-03-24 |
| 5717283 | Display sheet with a plurality of hourglass shaped capsules containing marking means responsive to external fields | David K. Biegelsen, Warren B. Jackson, Guerino G. Sacripante, James C. Mikkelsen, Thomas W. Smith | 1998-02-10 |
| 5717515 | Canted electric fields for addressing a twisting ball display | — | 1998-02-10 |
| 5717514 | Polychromal segmented balls for a twisting ball display | — | 1998-02-10 |
| 5708525 | Applications of a transmissive twisting ball display | — | 1998-01-13 |
| 5659330 | Electrocapillary color display sheet | — | 1997-08-19 |
| 5607876 | Fabrication of quantum confinement semiconductor light-emitting devices | David K. Biegelsen, Noble M. Johnson | 1997-03-04 |
| 5604027 | Some uses of microencapsulation for electric paper | — | 1997-02-18 |
| 5389945 | Writing system including paper-like digitally addressed media and addressing device therefor | — | 1995-02-14 |
| 5383008 | Liquid ink electrostatic image development system | — | 1995-01-17 |
| 5344594 | Method for the fabrication of multicolored balls for a twisting ball display | — | 1994-09-06 |
| 5262098 | Method and apparatus for fabricating bichromal balls for a twisting ball display | Joseph M. Crowley, Edward A. Richley | 1993-11-16 |
| 5176974 | Imaging apparatuses and processes | Henry R. Till, Harold M. Anderson, Gerald A. Domoto, Aron Sereny, Joseph M. Crowley +5 more | 1993-01-05 |
| 5075186 | Image-wise adhesion layers for printing | — | 1991-12-24 |
| 4743925 | Modulation electrodes having improved corrosion resistance | Henry W. Sang, Jr. | 1988-05-10 |
| 4727388 | Marking array having improved corrosion resistance | Henry W. Sang, Jr. | 1988-02-23 |
| 4538163 | Fluid jet assisted ion projection and printing apparatus | — | 1985-08-27 |
| 4524371 | Modulation structure for fluid jet assisted ion projection printing apparatus | Michael A. Berkovitz | 1985-06-18 |
| 4419680 | Electrographic printing system | David K. Biegelsen, Michael A. Berkovitz | 1983-12-06 |
| 4182553 | Honeycomb display devices | — | 1980-01-08 |