Company Filing History:
Years Active: 1995
Title: The Innovative Contributions of James M. Berak, Sr.
Introduction
James M. Berak, Sr., based in East Hartford, Connecticut, is an accomplished inventor who has made significant strides in the field of photodetector technology. With one patented invention to his name, Berak's contributions have implications for various applications in optical systems.
Latest Patents
The hallmark of Berak's inventive work is his patent for a "Single-side growth reflection-based waveguide-integrated photodetector." This advanced device employs a waveguide structure which includes a 'strip-loaded rib' waveguide that captures light from an input end-face. The design confines the light to a specific optical mode and allows it to propagate along the waveguide while utilizing internal reflection techniques. This unique approach leads to the absorption of light by a metal-semiconductor-metal (MSM) detector, enabling the creation of electron-hole pairs in the detection layer. For specific wavelengths, Berak utilizes materials such as GaAs for 0.84-micron light or InGaAs for longer wavelengths between 1.3-1.55 microns.
Career Highlights
James M. Berak, Sr. is associated with United Technologies Corporation, a leader in technology and innovation. His role within the company has been pivotal in enhancing the capabilities of optical and photonic devices through his inventive solutions.
Collaborations
Throughout his career, Berak has collaborated with notable coworkers Robert W. Ade and Donald E. Bossi. Their teamwork has likely contributed to the successful development of advanced technologies within their field.
Conclusion
James M. Berak, Sr. stands out as a key figure in photodetector innovation, demonstrating the impact that dedicated inventors can have within their industries. His patent serves as a testament to his ingenuity and the potential for transformative technologies in optical applications.