Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5790576 | High brightness laser diode source | Robert G. Waarts, Julian S. Osinski, Edmund L. Wolak, John G. Endriz | 1998-08-04 |
| 5771252 | External cavity, continuously tunable wavelength source | David G. Mehuys, David F. Welch | 1998-06-23 |
| 5717516 | Hybrid laser power combining and beam cleanup system using nonlinear and adaptive optical wavefront compensation | Marvin Klein, David M. Pepper, Ronald Stephens, Thomas R. O'Meara, David F. Welch +2 more | 1998-02-10 |
| 5715268 | Laser amplifiers with suppressed self oscillation | David F. Welch, Ross A. Parke, Donald R. Scifres | 1998-02-03 |
| 5657157 | Semiconductor optical amplifying media with reduced self-focusing | Julian S. Osinski, David F. Welch | 1997-08-12 |
| 5651018 | Wavelength-stabilized, high power semiconductor laser | David G. Mehuys, David F. Welch, Donald R. Scifres | 1997-07-22 |
| 5537432 | Wavelength-stabilized, high power semiconductor laser | David G. Mehuys, David F. Welch, Donald R. Scifres | 1996-07-16 |
| RE35215 | Frequency converted laser diode and lens system therefor | Robert G. Waarts, David F. Welch, Donald R. Scifres, Derek W. Nam | 1996-04-23 |
| 5440576 | Branched MOPA device with phased array of amplifiers | David F. Welch, Julian S. Osinski, Kenneth M. Dzurko, David G. Mehuys, Robert G. Waarts | 1995-08-08 |
| 5355237 | Wavelength-division multiplexed optical integrated circuit with vertical diffraction grating | Siamak Forouhar | 1994-10-11 |
| 5355388 | Aberration correction of unstable resonators | — | 1994-10-11 |
| 5337328 | Semiconductor laser with broad-area intra-cavity angled grating | Kenneth M. Dzurko, Donald R. Scifres, David F. Welch | 1994-08-09 |
| 5325224 | Time-multiplexed, optically-addressed, gigabit optical crossbar switch | Li-Jen Cheng, Joseph Maserjian | 1994-06-28 |
| 5321718 | Frequency converted laser diode and lens system therefor | Robert G. Waarts, David F. Welch, Donald R. Scifres, Derek W. Nam | 1994-06-14 |
| 5257276 | Strained layer InP/InGaAs quantum well laser | Siamak Forouhar, Anders Larsson, Alexander Ksendzov | 1993-10-26 |
| 5201605 | Positively closing nozzle and method of use in underground irrigation | Thomas W. Morgan | 1993-04-13 |
| 5179568 | Self-collimated unstable resonator semiconductor laser | — | 1993-01-12 |
| 5164956 | Multiperiod-grating surface-emitting lasers | — | 1992-11-17 |
| 5051389 | Catalyst composition prepared by vapor depositing onto a carbon support | Claude C. Culross, Lonnie W. Vernon, William E. Winter | 1991-09-24 |
| 5040188 | Semiconductor laser | Albrecht Mozer | 1991-08-13 |
| 4831003 | Catalyst composition and process of making | Peter S. Maa, Veluswamy R. LaVanga | 1989-05-16 |
| 4720289 | Process for gasifying solid carbonaceous materials | Stephen N. Vaugh | 1988-01-19 |
| 4674096 | Lateral coupled cavity semiconductor laser | Joseph Salzman, Amnon Yariv | 1987-06-16 |
| 4617027 | Gasification process | — | 1986-10-14 |
| 4336034 | Process for the catalytic gasification of coal | Joanne K. Pabst | 1982-06-22 |