Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10258201 | Apparatus for milling material | — | 2019-04-16 |
| 8196850 | Self-clearing rasp system for automatic milling apparatus | — | 2012-06-12 |
| 7588202 | Apparatus for milling material | — | 2009-09-15 |
| 4415906 | Magnetic recording heads | Alfred M. Nelson, James P. Johnston, Frederick A. Rupinski, Walter Hatfield | 1983-11-15 |
| 4412263 | Recording head protective overlay and cleaning arrangement | Alfred M. Nelson, Ronald J. Cieplik | 1983-10-25 |
| 4410896 | Apparatus for preventing removal of toner from transferred images | Alfred M. Nelson | 1983-10-18 |
| 4405960 | Magnetographic recording heads | George G. Pick | 1983-09-20 |
| 4399422 | Magnetizing apparatus | Alfred M. Nelson, John J. Sudano | 1983-08-16 |
| 4393389 | Magnetic toner transfer method and apparatus | Alfred M. Nelson | 1983-07-12 |
| 4392179 | Apparatus and method for separating adhering media electrostatically | Alfred M. Nelson | 1983-07-05 |
| 4381966 | Process for fabricating recording heads for magnetography | Alfred M. Nelson | 1983-05-03 |
| 4378754 | Toner applicator system for magnetography | Alfred M. Nelson, John Kula, John J. Sudano | 1983-04-05 |