This inventor holds 5 USPTO granted patents. Top assignee: U.S. Philips Corporation. Active years: 1976-1989.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Eindhoven, NL (1976)
- Terneuzen, NL (1988)
- Roosendaal, NL (1985 - 1989)
Company Filing History:
Years Active: 1976-1989
Title: Innovations of Johannes A. Ridders
Introduction
Johannes A. Ridders is a notable inventor based in Roosendaal, Netherlands. He has made significant contributions to the field of lighting technology, particularly in the development of low-pressure mercury vapor discharge lamps. With a total of 5 patents to his name, Ridders has demonstrated a commitment to innovation and excellence in his work.
Latest Patents
Ridders' latest patents include a low-pressure mercury vapor discharge lamp featuring a lamp cap with walls. This innovative design includes a discharge vessel that is sealed in a gastight manner, with the ends adjacent to the electrodes. The lamp cap accommodates a starter and possibly a capacitor, with guide walls for the inner pair of electrode leads. This design facilitates ease of connection, as the leads terminate near the open end of the shell, which is closed by a cover with a snap connection. Additionally, he has developed a compact high-efficacy fluorescent lamp, which consists of a tubular discharge vessel arranged within a lamp envelope. This discharge vessel features two helically bent tube parts connected by a coupling joint, creating a cool area to control vapor pressure.
Career Highlights
Johannes A. Ridders is associated with U.S. Philips Corporation, where he has contributed to various innovative projects. His work has been instrumental in advancing lighting technology, making it more efficient and effective for various applications.
Collaborations
Ridders has collaborated with notable coworkers, including Cornelis Wilhelmus Blommerde and Wilhelmus Martinus Van Gils. These collaborations have further enhanced the innovative capabilities of his projects.
Conclusion
Johannes A. Ridders is a distinguished inventor whose work in lighting technology has led to significant advancements. His patents reflect a deep understanding of the complexities involved in lamp design and functionality. Through his contributions, Ridders continues to influence the field of lighting innovation.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile