Issued Patents All Time
Showing 26–50 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053074 | Ceramic-metal articles | Helmut Lingertat, Steven F. Wayne | 1991-10-01 |
| 5049530 | Power mixture and green body for producing silicon nitride base & articles of high fracture toughness and strength | Marvin L. Huckabee, Jeffrey T. Neil | 1991-09-17 |
| 5047186 | Process for producing silicon nitride based articles of high fracture toughness and strength | Marvin L. Huckabee, Jeffrey T. Neil | 1991-09-10 |
| 5041261 | Method for manufacturing ceramic-metal articles | Helmut Lingertat, Steven F. Wayne | 1991-08-20 |
| 4988564 | Metal carbide, nitride, or carbonitride whiskers coated with metal carbides, nitrides, carbonitrides, or oxides | Charles D'Angelo, III, Joseph G. Baldoni, II | 1991-01-29 |
| 4900525 | Chemical vapor deposition reactor for producing metal carbide or nitride whiskers | Charles D'Angelo, III, Joseph G. Baldoni, II | 1990-02-13 |
| 4889836 | Titanium diboride-based composite articles with improved fracture toughness | Earl G. Geary, Jr. | 1989-12-26 |
| 4863490 | Titanium diboride-based composite articles with alumina dispersoids, having improved fracture toughness | Earl G. Geary, Jr. | 1989-09-05 |
| 4810530 | Method of coating metal carbide nitride, and carbonitride whiskers with metal carbides, nitrides, carbonitrides, or oxides | Charles D'Angelo, III, Joseph G. Baldoni, II | 1989-03-07 |
| 4804231 | Point attack mine and road milling tool with replaceable cutter tip | Vinod K. Sarin | 1989-02-14 |
| 4756791 | Chemical vapor deposition process for producing metal carbide or nitride whiskers | Charles D'Angelo, III, Joseph G. Baldoni, II | 1988-07-12 |
| 4710425 | Abrasion resistant articles and composition utilizing a boron-doped refractory particle | J. Gary Baldoni, Vinod K. Sarin | 1987-12-01 |
| 4696352 | Insert for a drilling tool bit and a method of drilling therewith | J. Gary Baldoni | 1987-09-29 |
| 4650498 | Abrasion resistant silicon nitride based articles | — | 1987-03-17 |
| 4497228 | Method of machining cast iron | Vinod K. Sarin, Robert A. Penty | 1985-02-05 |
| 4492765 | Si.sub.3 N.sub.4 ceramic articles having lower density outer layer, and method | — | 1985-01-08 |
| 4469489 | Coated composite modified silicon aluminum oxynitride cutting tools | Vinod K. Sarin | 1984-09-04 |
| 4449989 | Coated silicon nitride cutting tools | Vinod K. Sarin | 1984-05-22 |
| 4441894 | Coated composite silicon nitride cutting tools | Vinod K. Sarin | 1984-04-10 |
| 4440547 | Alumina coated silicon nitride cutting tools | Vinod K. Sarin | 1984-04-03 |
| 4433979 | Abrasion resistant silicon nitride based articles | Vinod K. Sarin, Robert A. Penty | 1984-02-28 |
| 4431431 | Carbide coated silicon nitride cutting tools | Vinod K. Sarin | 1984-02-14 |
| 4426209 | Carbide coated composite modified silicon aluminum oxynitride cutting tools | Vinod K. Sarin | 1984-01-17 |
| 4425141 | Composite ceramic cutting tool | Vinod K. Sarin | 1984-01-10 |
| 4424066 | Alumina coated composite silicon aluminum oxynitride cutting tools | Vinod K. Sarin | 1984-01-03 |