Company Filing History:
Years Active: 2010-2014
Title: Innovations by James Koehler
Introduction
James Koehler is a notable inventor based in Pflugerville, TX (US). He has made significant contributions to the field of electronic ballasts, holding a total of 4 patents. His work focuses on enhancing the efficiency and safety of lighting technologies.
Latest Patents
One of his latest patents is for an "Electronic ballast with protected analog dimming control interface." This invention includes a control signal interface circuit that features a line voltage protection circuit. This circuit ensures that the input DC voltage remains within a predetermined range while preventing the application of an input line voltage across the input terminals. Additionally, it incorporates a first current source circuit and an isolation circuit that collectively provide a linear output DC voltage independent of temperature variations.
Another significant patent is the "Asymmetric end-of-life protection circuit for fluorescent lamp ballasts." This invention provides a single-point voltage measurement for electronic ballasts with two lamp connection terminals. It includes a grounding circuit that effectively drains the second lamp connection terminal to ground. A lamp voltage detection circuit measures the lamp voltage and a controller shuts down the ballast based on specific threshold values.
Career Highlights
James Koehler is currently employed at Universal Lighting Technologies, Inc. His work at this company has allowed him to innovate and develop advanced lighting solutions that improve energy efficiency and safety.
Collaborations
Throughout his career, James has collaborated with notable coworkers such as Philip McKenzie and Henry Jacobs. Their combined expertise has contributed to the successful development of various lighting technologies.
Conclusion
James Koehler's contributions to the field of electronic ballasts demonstrate his commitment to innovation and safety in lighting technology. His patents reflect a deep understanding of the complexities involved in electrical engineering and a dedication to improving industry standards.