Company Filing History:
14 out of 197 
6 out of 35 
2 out of 851 
Years Active: 1990-2002
Title: Innovations and Contributions of John G Endriz in Laser Technology
Introduction
John G Endriz is a prominent inventor based in Belmont, California, known for his significant contributions to laser technology. With an impressive portfolio of 23 patents, he has been instrumental in addressing key challenges associated with laser diode stacks and optical fiber communication systems.
Latest Patents
Endriz’s recent patents showcase his innovative approach to enhancing the reliability and efficiency of laser modules. His first patent focuses on solder and material designs that improve resistance to cycling fatigue in laser diode stacks. This invention addresses the critical issue of laser modules failing after only a few thousand cycles due to thermal and structural failures of affixing agents like solder. By developing methods to reduce mechanical strain and improve resistance to plastic deformation, Endriz's innovations extend the lifespan of these devices under varying operational conditions.
Another significant patent revolves around a high-power optical fiber pumping system designed for use in lightwave communication systems. This multistage optical amplifier features multiple levels of redundancy, ensuring continuous operation even if one component fails. Endriz’s design incorporates various primary laser diode sources and numerous fiber laser pump sources, which collectively enhance the system's reliability and efficiency. Furthermore, he effectively isolates multiple single-mode laser emitters on the same chip to avert interference, showcasing his commitment to innovative solutions in complex technological environments.
Career Highlights
Throughout his career, Endriz has been associated with leading companies in the optical technology sector, including SDL Inc. and Spectra Diode Laboratories, Inc. His work has driven advancements in both product performance and manufacturing processes, contributing to the evolution of laser technology in various applications.
Collaborations
Collaboration has been a distinctive feature of Endriz's career, with notable partnerships alongside esteemed professionals such as David F Welch and Donald R Scifres. These collaborations have enabled the cross-pollination of ideas, fostering an environment of innovation that has led to remarkable technological advancements in their field.
Conclusion
John G Endriz’s exemplary career in laser technology reflects his unwavering dedication to innovation and problem-solving. His patents not only enhance the performance of laser modules and fiber communication systems but also demonstrate the potential for continuous improvement in engineering practices. As a result, he remains a vital figure in advancing optical technologies, setting the stage for future innovations in the industry.