Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6862394 | Wavelength tunable laser and method of formation | David Alan Ackerman, David V. Lang, C. Lewis Reynolds, Jr. | 2005-03-01 |
| 6829262 | Aging in tunable semiconductor lasers | David Alan Ackerman, Sung-Nee George Chu, Eric J. Dean, Leonard Jan-Peter Ketelsen, Liming Zhang | 2004-12-07 |
| 6453105 | Optoelectronic device with power monitoring tap | Kishore Kamath | 2002-09-17 |
| 6408014 | Apparatus and method for stabilizing the frequency of a light source | David Alan Ackerman | 2002-06-18 |
| 6275317 | Hybrid integration of a wavelength selectable laser source and optical amplifier/modulator | Christopher Doerr, Charles H. Joyner, Leonard Jan-Peter Ketelsen, Uziel Koren, Dirk Joachim Muehlner +2 more | 2001-08-14 |
| 6265237 | In-wafer testing of DFB semiconductor lasers | William R. Heffner | 2001-07-24 |
| 6233082 | Optical transmitter for WDM systems | — | 2001-05-15 |
| 6162655 | Method of fabricating an expanded beam optical waveguide device | Leonard Jan-Peter Ketelsen, Janet L. Lentz, Charles H. Joyner, Sharon K. Sputz | 2000-12-19 |
| 6028881 | Wavelength selectable laser source | David Alan Ackerman | 2000-02-22 |
| 5832014 | Wavelength stabilization in tunable semiconductor lasers | — | 1998-11-03 |
| 5719931 | Access code dialing apparatus and method | — | 1998-02-17 |