Schwenninger; Ronald L.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Schwenninger; Ronald L..The latest application filed is for "method of reducing redox ratio of molten glass and the glass made thereby".

Company Profile

0.12.1

Schwenninger; Ronald L. - Allison Park PA
Schwenninger; Ronald L. - Ridgeley WV
Schwenninger; Ronald L. - Ridgely MD
Schwenninger; Ronald L. - Cumberland MD

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method of reducing redox ratio of molten glass and the glass made thereby Grant 9,133,049 - Shelestak , et al. September 15, 2	2015-09-15
Method Of Reducing Redox Ratio Of Molten Glass And The Glass Made Thereby App 20130038940 - Shelestak; Larry J. ; et al.	2013-02-14
Glass melter exhaust duct cleaning method and apparatus Grant 4,969,942 - Schwenninger , et al. November 13, 1	1990-11-13
Method of vacuum refining of glassy materials with selenium foaming agent Grant 4,886,539 - Gerutti , et al. December 12, 1	1989-12-12
Vacuum refining of glass or the like with enhanced foaming Grant 4,780,122 - Schwenninger , et al. October 25, 1	1988-10-25
Melting and vacuum refining of glass or the like and composition of sheet Grant 4,738,938 - Kunkle , et al. April 19, 1	1988-04-19
Vacuum refining of glassy materials with controlled foaming Grant 4,704,153 - Schwenninger , et al. November 3, 1	1987-11-03
Transition between batch preheating and liquefying stages apparatus Grant 4,496,387 - Heithoff , et al. January 29, 1	1985-01-29
Method of measuring temperature of a sheet with a noncontacting-type pyrometer Grant 4,185,982 - Schwenninger January 29, 1	1980-01-29
Measuring glass surface temperature during annealing Grant 4,114,444 - Schwenninger , et al. September 19, 1	1978-09-19
Apparatus for coating continuously advancing substrate Grant 3,964,432 - Schwenninger June 22, 1	1976-06-22
Flat glass inspection system and method Grant 3,925,049 - Schwenninger December 9, 1	1975-12-09
Method for coating continuously advancing substrate Grant 3,885,066 - Schwenninger May 20, 1	1975-05-20

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