Pyrex Brand Story It is a world-famous brand that has been loved for 100 years by introducing heat-resistant glass to kitchen appliances for the first time. Edison's glass lamp, the beginning of the Pyrex! 1960 Innovative, heat-resistant Pyrex glass made of Gemini and Apollo Houston space capsule window. Legacy of 75+ yrs innovation in glass making industry The heat-tempered glass that is the foundation of the Pyrex brand was created by Corning Glass scientists thus developing lantern glass for railroads. A distinctly American brand Pyrex glassware has been used by generations of cooks and bakers from coast to coast. Far more than a simple bakeware, it inspired new kinds of recipes, budgeting advice and decorating tips. Over the years, the brand has en-couraged efficiency by helping cooks to simplify the process with reliable results.