Location History:
- Winthrop, MA (US) (1981 - 1987)
- Winthrop all of, MA (US) (1989)
Company Filing History:
8 out of 1,068 
6 out of 557 
1 out of 14 
Years Active: 1981-1989
Title: The Innovations of William P. Curtiss
Introduction
William P. Curtiss is a notable inventor based in Winthrop, MA (US), recognized for his contributions to the field of engineering and technology. He holds a total of 16 patents, showcasing his innovative spirit and technical expertise. His work primarily focuses on advanced motor technologies and systems that enhance efficiency and functionality.
Latest Patents
Among his latest patents is the "Low Loss Permanent Magnet Motor." This invention features a back EMF controlled, synchronous, permanent magnet motor capable of achieving extremely high rotation speeds with high efficiency. The design includes a permanent magnet flux source and excitation coils that produce a rotating magnetic field mounted on an iron-free form, significantly reducing core loss and rotor drag. The motor's back EMF is directly determined from the excitation, allowing for optimal torque angles between the magnet and coil fluxes. This innovation minimizes coil copper losses, further enhancing the motor's efficiency.
Another significant patent is the "Fume Hood Controller." This system monitors the sash position using a transducer that provides a signal indicative of the hood opening area. A variable speed motor controller responds to this signal, adjusting the fan speed in a continuous and linear manner based on the sash opening. The invention includes various embodiments that control a fume hood system, ensuring a constant face velocity across multiple hoods while effectively managing airflow.
Career Highlights
William P. Curtiss has had a distinguished career, working with prominent organizations such as the Charles Stark Draper Laboratory, Inc. and Imec. His experience in these institutions has allowed him to develop and refine his innovative ideas, contributing to advancements in technology and engineering.
Collaborations
Throughout his career, Curtiss has collaborated with notable individuals, including Donald E. Fulton and Gordon P. Sharp. These partnerships have fostered a creative environment that has led to significant technological advancements.
Conclusion
William P. Curtiss exemplifies the spirit of innovation through his numerous patents and contributions to engineering. His work continues to influence the fields of motor technology and system efficiency, making a lasting impact on the industry.