Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6132215 | High modulus hybrid fibers for dental restorations | Ajit Karmaker | 2000-10-17 |
| 6103383 | High tungsten, silicon-aluminum dental alloy | — | 2000-08-15 |
| 6039569 | Fiber-reinforced dental structures and method of manufacture thereof | Ajit Karmaker, Elie Zammarieh, Grant P. Day | 2000-03-21 |
| 6030220 | Heat treated fibers for reinforced dental restorations and method of manufacture thereof | Ajit Karmaker | 2000-02-29 |
| D421121 | Syringe | Peter Gable | 2000-02-22 |
| 6013694 | Dental composites comprising ground, densified, embrittled glass fiber filler | Weitao Jia, Martin L. Schulman, Bruce Alpert | 2000-01-11 |
| 5921778 | Hybrid woven material for reinforcement of dental restorations | Ajit Karmaker | 1999-07-13 |
| 5684103 | Color stable dental restorative materials | Weitao Jia | 1997-11-04 |
| 5599406 | Gold-colored copper-aluminum-indium alloy | Michael Weston, Grant Bauer | 1997-02-04 |
| 5462437 | Dental alloys for composite and porcelain overlays | Martin L. Schulman | 1995-10-31 |
| 5423680 | Palladium, gallium and copper-free alloy having high thermal expansion coefficient | — | 1995-06-13 |
| 5348475 | Trimodal method of curing dental restorative compositions | Samuel Waknine, Weitao Jia | 1994-09-20 |
| 5314334 | Dental procelain bond layer for titanium and titanium alloy copings | Carlino Panzera | 1994-05-24 |
| 5288232 | Dental porcelain for titanium and titanium alloys | Carlino Panzera | 1994-02-22 |
| 5180427 | Fillers for investment and refractory die materials | Carlino Panzera | 1993-01-19 |
| 5176747 | Dental porcelain for titanium and titanium alloys | Carlino Panzera | 1993-01-05 |
| 5161600 | System and method for casting and reworking metallic material | Craig Brodersen | 1992-11-10 |
| 5091148 | Titanium alloy dental restorations | — | 1992-02-25 |
| 4619810 | Dental alloys for porcelain-fused-to-metal restorations | — | 1986-10-28 |
| 4576789 | Grain-refined gold-free dental alloys for porcelain-fused-to-metal restorations | — | 1986-03-18 |
| 4539177 | Dental alloys for porcelain-fused-to-metal restorations | — | 1985-09-03 |
| 4530664 | Cobalt-chromium alloys | Grant P. Day | 1985-07-23 |
| 4526221 | Crucible for use with broken arm-type centrifugal casting machine | — | 1985-07-02 |
| 4518564 | Gallium and silver free, palladium based dental alloys for porcelain-fused-to-metal restorations | — | 1985-05-21 |
| 4483821 | Cobalt-chromium dental alloys | — | 1984-11-20 |