This inventor holds 3 USPTO granted patents. Top assignee: U.S. Philips Corporation. Active years: 1982-1994.
Company Filing History:
Years Active: 1982-1994
Title: Innovations of Johannes A Schellen
Introduction
Johannes A Schellen is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of lighting technology, particularly through his innovative designs in high-pressure discharge lamps. With a total of 3 patents, Schellen's work has had a lasting impact on the industry.
Latest Patents
One of his latest patents is for a high-pressure discharge lamp, which features a discharge vessel enclosed by an outer bulb fitted with a lamp cap. This lamp includes an ignition circuit that contains a fuse placed in an oxidizing atmosphere. Another significant patent is for a high-pressure metal vapor discharge lamp, which incorporates an external ignition auxiliary means. This design allows for a regular ignition of the lamp while minimizing variations in the ignition voltage pulse required for ignition.
Career Highlights
Schellen is associated with U.S. Philips Corporation, a leading company in the field of electronics and lighting. His work has contributed to advancements in lighting technology, enhancing the efficiency and reliability of high-pressure discharge lamps.
Collaborations
Throughout his career, Schellen has collaborated with notable coworkers such as Cornelis A Jacobs and Gijsbert H Kuus. These collaborations have fostered innovation and development in their respective fields.
Conclusion
Johannes A Schellen's contributions to lighting technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in high-pressure discharge lamps, showcasing the importance of innovation in this field.