Inventor
Norbert Treber
Inventor
Kriftel, DE
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C03Bprimary
C03BManufacture, shaping, or supplementary processes41%
C03CChemical composition of glasses, glazes or vitreous enamels18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%
Y10TTechnical subjects covered by former us classification14%
Y02PClimate change mitigation technologies in the production or processing of goods9%
PatentTitleYear
7,716,952'Method for the production of a blank mold for optical fibers'20107,089,765'Method of making a jacketed preform for optical fibers using OVD'20065,429,653'Method of partially introverting a multiple layer tube to form an optical fiber preform'19954,437,727'Quartz glass envelope tube'1984RE030883'Method of producing synthetic quartz glass'19824,235,615'Method for the production of semiproduct for the production of light conducting fibers'19804,165,915'Light conducting fiber'19794,162,908'Method of producing synthetic quartz glass, apparatus for the practice of the method, and use of the synthetic quartz glass'19794,045,198'Method of preparing a foreproduct for the production of an optical lightconductor'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1984Patents assigned to HERAEUS SCHOTT QUARZSCHMELZE (5)· patent assignee history
1977–1984Based in Kriftel, DE· patent location history
1995–2010Patents assigned to HERAEUS QUARZGLAS (2)· patent assignee history
1995–2010Based in Hanau, DE· patent location history
2006Patents assigned to FURUKAWA ELECTRIC NORTH AM INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HERAEUS SCHOTT QUARZSCHMELZE | 5 | 1977–1984 |
| HERAEUS QUARZGLAS | 2 | 1995–2010 |
| FURUKAWA ELECTRIC NORTH AM INC | 1 | 2006 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kriftel, DE | 6 | 1977–1984 |
| Hanau, DE | 3 | 1995–2010 |