Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499318 | Glass optical waveguides passivated against hydrogen-induced loss increases | Kenneth L. Walker | 2002-12-31 |
| 6403511 | Process for making isotropic negative thermal expansion ceramics | Debra Anne Fleming, David W. Johnson, Jr., Glen Robert Kowach | 2002-06-11 |
| 6258743 | Isotropic negative thermal expansion cermics and process for making | Debra Anne Fleming, David W. Johnson, Jr., Glen Robert Kowach | 2001-07-10 |
| 6147341 | Temperature compensating device for fiber gratings | Lloyd Shepherd, John D. Weld | 2000-11-14 |
| 6144789 | Temperature compensating device for fiber gratings and a package therefor | Jon W. Engelberth, David J. Kudelko, Paul M. Rominski, John D. Weld | 2000-11-07 |
| 6101301 | Temperature-compensated optical fiber gratings with fine wavelength tuning | Jon W. Engelberth, Rolando Patricio Espindola, Sungho Jin, Hareesh Mavoori | 2000-08-08 |
| 5999671 | Tunable long-period optical grating device and optical systems employing same | Sungho Jin, Ashish Madhukar Vengsarkar | 1999-12-07 |
| 5987200 | Device for tuning wavelength response of an optical fiber grating | Debra Anne Fleming, Sungho Jin, David W. Johnson, Jr., Thomas H. Tiefel | 1999-11-16 |
| 5841920 | Fiber grating package | George J. Shevchuk | 1998-11-24 |
| 5812711 | Magnetostrictively tunable optical fiber gratings | Alastair M. Glass, Sungho Jin, Thomas Andrew Strasser | 1998-09-22 |
| 5781677 | Magnetically tunable optical fiber gratings | Sungho Jin, Thomas Andrew Strasser | 1998-07-14 |
| 5757540 | Long-period fiber grating devices packaged for temperature stability | Justin Boyd Judkins, Ashish Madhukar Vengsarkar | 1998-05-26 |
| 5694503 | Article comprising a temperature compensated optical fiber refractive index grating | Debra Anne Fleming, David W. Johnson, Jr. | 1997-12-02 |
| 5620496 | Method of making stable optical devices employing radiation-induced index changes | Turan Erdogan, Victor Mizrahi, Donald Monroe | 1997-04-15 |
| 5500031 | Method for increasing the index of refraction of a glassy material | Robert M. Atkins, Victor Mizrahi, Kenneth L. Walker | 1996-03-19 |
| 5478371 | Method for producing photoinduced bragg gratings by irradiating a hydrogenated glass body in a heated state | William Alfred Reed, Ashish Madhukar Vengsarkar | 1995-12-26 |
| 5287427 | Method of making an article comprising an optical component, and article comprising the component | Robert M. Atkins, Victor Mizrahi, Kenneth L. Walker | 1994-02-15 |
| 5274734 | Article comprising a rare earth or transition metal doped optical fiber | Shungho Jin, Kenneth L. Walker | 1993-12-28 |
| 5235659 | Method of making an article comprising an optical waveguide | Robert M. Atkins, Victor Mizrahi, Kenneth L. Walker | 1993-08-10 |
| 5000541 | Hermetically sealed optical fibers | Frank Vincent DiMarcello, Richard G. Huff, Kenneth L. Walker | 1991-03-19 |
| 4830463 | Article comprising silica-based glass containing aluminum and phorphorus | John B. MacChesney, Jay R. Simpson | 1989-05-16 |
| 4770494 | Low-loss silica optical waveguides | Roseann Csencsits, Katherine Theresa Nelson, Kenneth L. Walker | 1988-09-13 |
| 4504297 | Optical fiber preform manufacturing method | Sandra Greenberg Kosinski, Paul O'Connor | 1985-03-12 |
| 4447125 | Low dispension single mode fiber | Paul D. Lazay, Arthur D. Pearson | 1984-05-08 |
| 4439007 | Low dispersion single mode fiber | Paul D. Lazay, Arthur D. Pearson | 1984-03-27 |