Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10676388 | Glass fibers and pre-forms made of homogeneous quartz glass | Michael Hünermann, Achim Hofmann, Matthias Otter, Thomas Kayser | 2020-06-09 |
| 9796617 | Method for producing titanium-doped synthetic quartz glass | Stephan Thomas | 2017-10-24 |
| 9061935 | Method for producing synthetic quartz glass | — | 2015-06-23 |
| 8997528 | Method for producing synthetic quartz glass | Juergen Roeper | 2015-04-07 |
| 8984911 | Atomizing method for producing synthetic quartz glass | Juergen Roeper | 2015-03-24 |
| 8973407 | Method for producing synthetic quartz glass | Juergen Roeper | 2015-03-10 |
| 7716952 | Method for the production of a blank mold for optical fibers | Gerhard Schötz, Karsten Bräuer, Norbert Treber | 2010-05-18 |
| 7712335 | Quartz glass cylinder for production of an optical component and method for production thereof | — | 2010-05-11 |
| 7133591 | Jacket tube made of synthetically produced quartz glass and optical fibres produced using said jacket tube | — | 2006-11-07 |
| 7028508 | Method for producing an optical fiber and optical fiber | Thomas John Miller | 2006-04-18 |
| 6938443 | Method for the manufacture of a quartz glass preform for an optical fiber | — | 2005-09-06 |
| 6938442 | Method for elongating a cylinder of silica glass | Clemens Schmitt, Karsten Bräuer, Uwe Christiansen, Rainer Köppler | 2005-09-06 |
| 6830781 | Method for producing an SiO2 blank and apparatus for performing said method | — | 2004-12-14 |
| 6715317 | Process and apparatus for the production of a cylindrical component of glass | Karsten Bräuer, Frank Gänsicke, Helmut Friedrich | 2004-04-06 |
| 6673396 | Method for producing an SiO2 blank by adjusting shape of deposition burner flame | — | 2004-01-06 |
| 6548131 | Quartz glass crucible and process for the manufacture of the crucible | Martin Arndt, Johann Leist, Udo Gertig, Wolfgang Englisch | 2003-04-15 |
| 6381987 | Process for making opaque quartz glass and opaque component made according to the process | Waltraud Werdecker, Johann Leist, Rolf Göbel, Bruno Uebbing, Erich Rosin | 2002-05-07 |
| 6380110 | Process for making opaque quartz, for carrying out the process suitable SiO2 granulate, and component of opaque quartz glass | Waltraud Werdecker, Udo Gertig, Johann Leist, Rolf Göbel | 2002-04-30 |
| 5837024 | Process for the production of quartz glass bodies | — | 1998-11-17 |
| 5790736 | Quartz glass preform for optical waveguide | — | 1998-08-04 |
| 5325230 | Optical members and blanks of synthetic silica glass and method for their production | Shigeru Yamagata, Kyoichi Inaki, Toshikatu Matsuya, Ralf Takke, Stephan Thomas | 1994-06-28 |
| 5315685 | Component for the transmission of high-energy light, and the application of the component | Stephan Thomas | 1994-05-24 |
| 5086352 | Optical members and blanks or synthetic silica glass and method for their production | Shigeru Yamagata, Kyoichi Inaki, Toshikatu Matsuya, Ralf Takke, Stephan Thomas | 1992-02-04 |