Location History:
- Marlboro, MA (US) (1977)
- Marlborough, MA (US) (1991 - 1993)
Company Filing History:
Years Active: 1977-1993
Title: The Innovations of William Powazinik
Introduction
William Powazinik is a notable inventor based in Marlborough, MA (US), recognized for his contributions to semiconductor technology. He holds a total of 5 patents, showcasing his expertise and innovative spirit in the field.
Latest Patents
One of Powazinik's latest patents involves a structure for indium phosphide/indium gallium arsenide phosphide buried. This invention describes a semiconductor laser that achieves a high modulation bandwidth by utilizing an InGaAsP cap layer and an InGaAsP active layer of different crystal structures. The design includes anisotropic etching through various layers, resulting in a semiconductor laser with a remarkable 3 dB bandwidth of 24 GHz and intrinsic resonance frequencies exceeding 22 GHz. This achievement marks the highest bandwidth ever reported for a semiconductor laser, along with exceptional modulation efficiencies at high frequencies.
Another significant patent is for a monolithically integrated semiconductor optical preamplifier. This device combines a semiconductor optical amplifier with an optical detector, ensuring electrical isolation through a low-loss, transparent insulating material. The innovative design aims to reduce facet reflectivity and enhance performance, with potential variations including waveguiding layers and integrated gratings.
Career Highlights
Powazinik's career is marked by his work at GTE Laboratories Incorporated, where he has made substantial advancements in semiconductor technology. His innovative designs and patents have contributed to the evolution of optical devices, particularly in enhancing their efficiency and performance.
Collaborations
Throughout his career, Powazinik has collaborated with esteemed colleagues such as Roger P. Holmstrom and Edmund Meland. These partnerships have fostered a creative environment that has led to significant technological advancements.
Conclusion
William Powazinik's contributions to the field of semiconductor technology are noteworthy, with his patents reflecting a commitment to innovation and excellence. His work continues to influence the development of advanced optical devices, solidifying his legacy as a prominent inventor.
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.