Company Filing History:
Years Active: 2003-2011
Title: Dana Caldwell - Innovator in High Intensity Discharge Lamp Technology
Introduction
Dana Caldwell is a notable inventor based in Middleton, MA (US), recognized for his contributions to the field of lighting technology. He holds a total of 4 patents, showcasing his innovative spirit and technical expertise.
Latest Patents
Caldwell's latest patents include advancements in frit seal materials and high intensity discharge lamps. One of his significant inventions is a frit seal material designed for high intensity discharge lamps. This lamp features an arc tube with a chemical fill, capillaries extending from the arc tube, and electrodes fed through the capillaries into the arc tube. The frit seal, which includes silica (SiO) in a range of more than 0 wt % to less than 5 wt %, alumina (AlO), and either dysprosia (DyO) or yttrium oxide (YO), allows for higher operating temperatures. This innovation enables a reduction in the length of the capillaries compared to those sealed with conventional frit seal materials. Another notable patent describes a ceramic arc tube with an integral susceptor for RF inductive sealing. This design features an electrically conductive coating applied directly to the surface of the arc tube in the seal region, facilitating RF heating sufficient to melt frit material and hermetically seal the arc tube.
Career Highlights
Caldwell's career is marked by his work at Osram Sylvania Inc., where he has made significant contributions to lighting technology. His innovative designs and patents have helped advance the efficiency and performance of high intensity discharge lamps.
Collaborations
Throughout his career, Caldwell has collaborated with notable colleagues, including Ernest A. Davey, Jr. and Arlene Hecker, who have contributed to his projects and innovations.
Conclusion
Dana Caldwell's work in the field of lighting technology, particularly in high intensity discharge lamps, demonstrates his commitment to innovation and excellence. His patents reflect a deep understanding of materials and engineering, paving the way for advancements in the industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.