This inventor holds 5 USPTO granted patents. Top assignee: U.S. Philips Corporation. Active years: 1978-1991.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Eindhoven, NL (1978 - 1987)
- St. Oedenrode, NL (1991)
Company Filing History:
Years Active: 1978-1991
Title: Innovations of Johannes H Janssen
Introduction
Johannes H Janssen is a notable inventor based in Eindhoven, Netherlands. He has made significant contributions to the field of electrical engineering, particularly in the development of advanced electrical machines. With a total of 5 patents to his name, Janssen's work reflects a commitment to innovation and technological advancement.
Latest Patents
One of his latest patents is for a three-phase electrical machine with reduced cogging torque. This invention features an electrical multipole machine that includes a first machine section, a second machine section, and a machine shaft. The first section comprises an annular permanent-magnet body with multiple adjacent pole pairs, while the second section consists of a lamination assembly with teeth and coils. The design optimizes the spacing of tooth surfaces and incorporates an air gap to enhance performance. Another significant patent is for a brushless d.c. motor, which includes a commutation device that cyclically connects and disconnects the stator coils from a direct-voltage source. This innovation aims to reduce torque variations during commutation by shifting the timing of disconnection and connection.
Career Highlights
Janssen is currently employed at U.S. Philips Corporation, where he continues to push the boundaries of electrical engineering. His work at Philips has allowed him to collaborate with other talented engineers and inventors, contributing to the company's reputation for innovation.
Collaborations
Some of his notable coworkers include Jan Janson and Robertus I Van Steen. Their collaborative efforts have further advanced the projects they have worked on together, showcasing the importance of teamwork in the field of invention.
Conclusion
Johannes H Janssen's contributions to electrical engineering through his patents and collaborations highlight his role as a significant inventor in the industry. His innovative designs continue to influence the development of electrical machines and motors, paving the way for future advancements.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile