Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4656392 | Electron discharge device having a thermionic emission-reduction coating | Robert E. McHose | 1987-04-07 |
| 4604545 | Photomultiplier tube having a high resistance dynode support spacer anti-hysteresis pattern | Arthur F. McDonie | 1986-08-05 |
| 4588922 | Electron discharge device having a thermionic electron control plate | — | 1986-05-13 |
| 4568567 | Method of removing trace quantities of alkali metal impurities from a bialkali-antimonide photoemissive cathode | — | 1986-02-04 |
| 4554481 | Electron discharge device having a ceramic member with means for reducing luminescence therein | James L. Rhoads | 1985-11-19 |
| 4521715 | Photoemissive cathode formed on conductive strips | Arthur F. McDonie | 1985-06-04 |
| 4456852 | Mesh structure for a photomultiplier tube | Dale V. Henry | 1984-06-26 |
| 4447758 | Broad area cathode contact for a photomultiplier tube | Dale V. Henry, David L. Muth | 1984-05-08 |
| 4446401 | Photomultiplier tube having improved count-rate stability | Daniel L. Thoman, Arthur F. McDonie | 1984-05-01 |
| 4431943 | Electron discharge device having a high speed cage | Robert E. McHose | 1984-02-14 |
| 4415832 | Electron multiplier having an improved planar utlimate dynode and planar anode structure for a photomultiplier tube | Dale V. Henry, David L. Muth | 1983-11-15 |
| 4311939 | Alkali antimonide layer on a beryllim-copper primary dynode | Robert E. McHose | 1982-01-19 |
| 4306171 | Focusing structure for photomultiplier tubes | Robert E. McHose | 1981-12-15 |
| RE30249 | Electron discharge device including an electron emissive electrode having an undulating cross-sectional contour | — | 1980-04-01 |