Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352308 | Method of cutting cast iron with Si.sub.3 N.sub.4 composite cutting tool material | Shyam K. Samanta, Krishnamoorthy Subramanian, David Moskowitz | 1982-10-05 |
| 4323325 | ethod of using Si.sub.3 N.sub.4.Y.sub.2 O.sub.3.SiO.sub.2 ceramic system for machine cast iron | Shyam K. Samanta, Krishnamoorthy Subramanian | 1982-04-06 |
| 4310477 | Method of making a silicon nitride part | James C. Uy | 1982-01-12 |
| 4268466 | Method of forming a slip cast article of cellular construction | — | 1981-05-19 |
| 4264548 | Method of making silicon nitride based cutting tools-I | — | 1981-04-28 |
| 4264550 | Method of making silicon nitride base cutting tools -II | — | 1981-04-28 |
| 4227842 | Method of using Si.sub.3 N.sub.4.Y.sub.2 O.sub.3.SiO.sub.2 ceramic system for machining cast iron | Shyam K. Samanta, Krishnamoorthy Subramanian | 1980-10-14 |
| 4217320 | Slip cast article manufacturing method | John Michael Nicholson | 1980-08-12 |