Issued Patents All Time
Showing 251–272 of 272 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849315 | Processes for restoring hydrogenated and halogenated amorphous silicon imaging members | Damodar M. Pai | 1989-07-18 |
| 4842973 | Vacuum deposition of selenium alloy | Paul Cherin, Geoffrey M. T. Foley, Barry A. Lees, John J. Wozniak | 1989-06-27 |
| 4839451 | Processes for the preparation of polysilylenes | Milan Stolka, Kathleen M. McGrane, Ronald J. Weagley | 1989-06-13 |
| 4822703 | Photoresponsive imaging members with polygermanes | Milan Stolka, Ronald J. Weagley, Frederick J. Roberts, Jr. | 1989-04-18 |
| 4822712 | Reduction of selenium alloy fractionation | Geoffrey M. T. Foley, Paul Cherin, Kenneth J. Pheilshifter, Philip G. Perry | 1989-04-18 |
| 4774159 | Photoresponsive imaging members with oxygenated polysilylenes | Milan Stolka, Frederick J. Roberts, Jr., Ronald J. Weagley, Kathleen M. McGrane | 1988-09-27 |
| 4772525 | Photoresponsive imaging members with high molecular weight polysilylene hole transporting compositions | Milan Stolka, Frederick J. Roberts, Jr., Ronald J. Weagley | 1988-09-20 |
| 4758488 | Stabilized polysilylenes and imaging members therewith | Gordon E. Johnson, Milan Stolka, Ronald J. Weagley, Frederick J. Roberts, Jr. | 1988-07-19 |
| 4645619 | Process for the preparation of colloidal dispersions of chalcogens and chalcogenide alloys | Thomas W. Smith | 1987-02-24 |
| 4624701 | Coreduction process for incorporation of halogens into chalcogens and chalcogenide alloys | Thomas W. Smith, Ihor W. Tarnawskyj | 1986-11-25 |
| 4613557 | Photoresponsive imaging members with chemically modified photoconductive layers | Geoffrey M. T. Foley, James M. Markovics, John S. Berkes, Martin A. Abkowitz | 1986-09-23 |
| 4576634 | Process for the preparation of chalcogenide alloys | Damodar M. Pai, Kathleen M. Carmichael, Ihor W. Tarnawskyj | 1986-03-18 |
| 4557922 | Process for preparation of chalcogens and chalcogenide alloys of controlled average crystallite size | George T. Fekete | 1985-12-10 |
| 4548800 | Process for selenium purification | Thomas W. Smith | 1985-10-22 |
| 4530718 | Process for reclamation of high purity selenium from scrap alloys | — | 1985-07-23 |
| 4520010 | Process for modifying the electrical properties of selenium, and selenium alloys | Martin A. Abkowitz | 1985-05-28 |
| 4484945 | Process for preparation of chalcogenide alloys by solution coreduction of a mixture of oxides | Thomas W. Smith | 1984-11-27 |
| 4460408 | Process for preparation of chalcogenide alloys by coreduction of esters | Thomas W. Smith | 1984-07-17 |
| 4448646 | Process for preparation of high purity metals by the electrochemical reduction of chalcogenide esters | Rafik O. Loutfy | 1984-05-15 |
| 4432841 | Preparation of chalcogenide alloys by electrochemical coreduction of esters | Thomas W. Smith, Rafik O. Loutfy | 1984-02-21 |
| 4411698 | Process for reclaimation of high purity selenium, tellurtum, and arsenic from scrap alloys | — | 1983-10-25 |
| 4389389 | Process for preparation of high purity tellurium | — | 1983-06-21 |