Location History:
- Eindhoven, NL (1979)
- Roosendaal, NL (1980 - 2006)
Company Filing History:
3 out of 14,087 
1 out of 21,376 
1 out of 77 Years Active: 1979-2006
Title: Innovations by Petrus Cornelis Lauwerijssen
Introduction
Petrus Cornelis Lauwerijssen is a notable inventor hailing from Roosendaal, Netherlands. With a portfolio of five patents, he has made significant contributions to the field of lighting technology, particularly focusing on low-pressure mercury vapor discharge lamps. His innovative ideas have led to advancements that enhance efficiency and functionality in lighting solutions.
Latest Patents
Lauwerijssen's latest patents showcase his expertise in low-pressure mercury vapor technology. One of his notable inventions is a low-pressure mercury vapor discharge lamp that includes a discharge vessel with two end portions. An electrode carrier, made at least partially from bimetal or memory metal, is designed to increase the distance between the electrode and the far end of the end portion as the temperature of the carrier rises. This innovation improves the reliability and efficacy of these lamps.
Another significant patent involves a method and device for selecting low-pressure mercury discharge lamps. This method revolves around a luminescent layer that is excited, allowing the selection of discharge lamps based on the emission spectrum of the visible light emitted. By utilizing ultraviolet radiation above 300 nm, this technique allows the presence of a blue-luminescent substance to determine the integrity of both leaky and intact lamps.
Career Highlights
Lauwerijssen has held positions at notable companies, including U.S. Philips Corporation and Koninklijke Philips Corporation N.V. His tenure at these organizations has provided him with a solid foundation in the development and innovation of lighting technologies.
Collaborations
During his career, Lauwerijssen has collaborated with respected colleagues such as Antonius J van Meer and Albert Bouwknegt. These collaborations have played a vital role in cultivating innovative solutions and advancing their field.
Conclusion
Petrus Cornelis Lauwerijssen's work in the realm of low-pressure mercury vapor discharge lamps has not only highlighted his inventive spirit but has also contributed valuable advancements to lighting technology. His patents reflect a deep understanding of the interplay between materials and functionality, positioning him as a significant figure in his industry. The impact of his innovations continues to resonate within the technological community.