Company Filing History:
Years Active: 2013-2020
Title: Thomas Joseph Coffey: Innovator in Dielectric Materials
Introduction
Thomas Joseph Coffey is a notable inventor based in Cleveland Heights, OH (US). He has made significant contributions to the field of dielectric materials, holding a total of 2 patents. His work focuses on developing materials that enhance the performance of high-frequency applications.
Latest Patents
Coffey's latest patents include innovations in low K dielectric compositions for high-frequency applications. This invention features a low K value, high Q value, low firing dielectric material that can be fired at temperatures below 950°C or 1100°C. The dielectric material achieves a K value of less than about 8 at 10-30 GHz and a Q value greater than 500 or even 1000 at the same frequency range. The composition consists of a solids portion that includes 10-95 wt % or 10-99 wt % silica powder and 5-90 wt % or 1-90 wt % glass component. The glass component is carefully formulated with various mole percentages of SiO, BO, AlO, KO, NaO, LiO, and F.
Another significant patent involves a low T1I/low InI-based dose for dimming with minimal color shift and high performance. This invention pertains to a discharge lamp that can operate at less than full rated power without experiencing undesirable color shifts, loss of lumen maintenance, or lamp efficacy. It is particularly applicable to ceramic metal halide lamps that utilize a low dose level of thallium iodide and optionally indium iodide.
Career Highlights
Throughout his career, Coffey has worked with prominent companies such as Ferro Corporation and General Electric Company. His experience in these organizations has contributed to his expertise in developing advanced materials for various applications.
Collaborations
Coffey has collaborated with notable individuals in his field, including Cody J Gleason and John J Maloney. These partnerships have likely fostered innovation and the exchange of ideas in the realm of dielectric materials.
Conclusion
Thomas Joseph Coffey is a distinguished inventor whose work in dielectric materials has paved the way for advancements in high-frequency applications. His patents reflect a commitment to innovation and excellence in material science.