Company Filing History:
4 out of 9 
1 out of 37 
1 out of 1 Years Active: 1987-2005
Title: Ralph W. Horber: Innovator in Permanent Magnet Motor Technology
Introduction
Ralph W. Horber is a notable inventor based in Marshfield, MA (US), recognized for his contributions to the field of motor technology. With a total of 7 patents to his name, Horber has made significant advancements in the design and functionality of permanent magnet motors.
Latest Patents
One of Horber's latest patents is for a permanent magnet motor that features flux density characteristics that are internally variable. This innovative brushless motor allows for dynamic changes in output characteristics by adjusting the positional relationships of rotor components relative to each other and the stator. This design enables progressive field weakening as speeds increase, providing high torque at low speeds and efficient power output over a wide high-speed range. Such features make this motor particularly suitable for use as the prime mover in electric and hybrid vehicles. Another significant patent is for a motor tracking control system, which employs an electronic circuit and software methodology to track motor position in a drive system. This system can reduce power consumption by controlling high power position transducers in a variable active duty cycle mode, ensuring that motor position information is maintained even when the main power is off.
Career Highlights
Throughout his career, Ralph W. Horber has worked with several companies, including Seiberco Incorporated and Sigma Instruments, Inc. His work has focused on enhancing motor technology, particularly in applications that require efficient and reliable performance.
Collaborations
Horber has collaborated with various professionals in the field, including his coworker Hung D. Vu, contributing to the development of innovative motor technologies.
Conclusion
Ralph W. Horber's contributions to permanent magnet motor technology have positioned him as a key figure in the field. His innovative designs and patents continue to influence the development of efficient motor systems for modern applications.