Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7086252 | System and method for continuous forming of glass sheets | — | 2006-08-08 |
| 6425269 | Method for glass sheet forming | Michael J. Vild, Donivan M. Shetterly, Paul D. Ducat | 2002-07-30 |
| 6422040 | Method for forming glass sheets | Michael J. Vild, Donivan M. Shetterly, Paul D. Ducat | 2002-07-23 |
| 6295842 | Uniform distribution quenching of formed glass sheets | — | 2001-10-02 |
| 6146902 | Purification of polysaccharide-protein conjugate vaccines by ultrafiltration with ammonium sulfate solutions | — | 2000-11-14 |
| 5968220 | Process for modulated cryogenic quenching of glass sheets | Kenneth R. Kormanyos | 1999-10-19 |
| 5938808 | Process for cryogenically quenching glass sheets | Kenneth R. Kormanyos | 1999-08-17 |
| 5931981 | Process for quenching glass sheets with a cryogenic liquid and pressurized air | Kenneth R. Kormanyos | 1999-08-03 |
| 5403369 | Apparatus and method for positioning glass sheets | — | 1995-04-04 |
| 5273568 | Apparatus for performing high efficient symmetrical quenching of roller conveyed glass sheets | Carl Kramer | 1993-12-28 |
| 5230728 | Method and apparatus for thermally stable mold assembly and support | — | 1993-07-27 |
| 5011525 | Apparatus for high efficient symmetrical quenching of roller conveyed glass sheets | — | 1991-04-30 |
| 5004491 | Glass sheet forming method and apparatus utilizing lower full surface vacuum mold and upper ring mold | Donivan M. Shetterly | 1991-04-02 |
| 4909819 | Method for bending glass sheets | Harold A. McMaster, Norman C. Nitschke, Dexter H. McMaster, Thomas E. Feehan | 1990-03-20 |
| 4883527 | Glass sheet bending and tempering apparatus | Harold A. McMaster, Norman C. Nitschke, Dexter H. McMaster | 1989-11-28 |
| 4822398 | Glass bending and tempering apparatus | Harold A. McMaster, Norman C. Nitschke, Dexter H. McMaster | 1989-04-18 |
| 4725300 | Glass sheet heating system including cradled roll conveyor | — | 1988-02-16 |
| 4525193 | Method and apparatus for supplying cooling air in a glass sheet quench | John S. Nitschke | 1985-06-25 |
| 4517001 | Apparatus for bending glass sheets | — | 1985-05-14 |
| 4515622 | Glass sheet quench including oppositely angled jets | Harold A. McMaster, Robert G. McMaster | 1985-05-07 |
| 4512460 | Glass sheet roller conveyor including antifriction drive chain | — | 1985-04-23 |
| 4470838 | Composite blasthead for quench station of glass sheet tempering system | Robert G. McMaster | 1984-09-11 |
| 4421482 | Conveyor roll for conveying heated glass sheets | — | 1983-12-20 |
| 4404011 | Conveyor roll end cap | — | 1983-09-13 |
| 4341546 | Roll drive mechanism for glass sheet processing equipment | Norman C. Nitschke | 1982-07-27 |