Location History:
- Exeter Township, Berks County, PA (US) (1986)
- Reading, PA (US) (1979 - 1988)
Company Filing History:
3 out of 2,714 
2 out of 3,345 
2 out of 781 
Years Active: 1979-1988
Title: Walter R. Holbrook: Pioneering Innovations in Semiconductor Lasers
Introduction
Walter R. Holbrook, an esteemed inventor based in Reading, PA, has made significant contributions to the field of semiconductor technology. With a total of five patents to his name, Holbrook is recognized for his innovative designs that enhance the performance and efficiency of lasers.
Latest Patents
Among his most notable inventions is the **Stripline Mount for Semiconductor Lasers**. This patent introduces a semiconductor laser mount specifically engineered for high-frequency applications exceeding 500 Mb/s. The design incorporates a stripline transmission path integrated with a resistive element, facilitating optimal impedance matching for varying optical devices. This monolithic structure improves the frequency-independent coupling of signals, ultimately leading to enhanced performance of optical devices.
Another remarkable invention is the **Self-Aligned Rib-Waveguide High Power Laser**, also known as the Rib-Loc laser. This device simplifies fabrication while offering excellent electrical and optical properties. Characterized by a self-aligned rib that provides critical functions such as ohmic contact and current confinement, the Rib-Loc laser features a deeply etched P-cladding layer that enhances its laser index. This design contributes to increased power output and improved beam characteristics.
Career Highlights
Walter R. Holbrook has worked for prestigious institutions such as Bell Telephone Laboratories and AT&T Bell Laboratories, where he honed his skills and collaborated on groundbreaking projects. His extensive career in research and development has solidified his reputation as a leader in semiconductor technology.
Collaborations
Throughout his career, Holbrook has had the opportunity to work alongside talented professionals like Claude L. Reynolds, Jr. and Julie A. Shimer. These collaborations have contributed to the advancement of technology in semiconductors and lasers, further showcasing Holbrook's influence in the field.
Conclusion
Walter R. Holbrook's innovative spirit and dedication to advancing semiconductor technology have yielded significant patents that continue to impact the industry. His work not only reflects his expertise but also sets a high standard for future inventions in the realm of lasers and optical devices.