Company Filing History:
Years Active: 1986-2004
Title: Inventor Spotlight: John Jay Freeman
Introduction
John Jay Freeman is a notable inventor based in Longmont, Colorado, known for his significant contributions to technology through his innovative patents. With a total of five patents to his name, Freeman's work primarily focuses on advancements in disc drive technologies and motor systems.
Latest Patents
One of Freeman's most recent patents is the "Disc Drive Servo Track Writer Gas Leak Detector and Method." This invention involves a method of detecting low-density gas leaks from an enclosure containing a rotating storage disc. The innovative approach includes monitoring signals that respond to concentration variations of the gas and administering additional gas when concentrations drop below a predetermined level. This monitoring can occur through various methods, including pressure sensors and accelerometers.
Another notable patent is the "Self-Synchronizing AC Synchronous Driver for DC Brushless Motors." This method encompasses driving electrical motors by detecting the back electromotive force produced by a coil. The drive signal generated is proportional and synchronized with the back electromotive force, thereby eliminating the need for position sensors and minimizing noise typically associated with sudden torque shifts.
Career Highlights
Freeman's career has involved significant roles in leading tech companies, including Seagate Technology Incorporated and Miniscribe Corporation. His work at these organizations has undoubtedly contributed to advancements in storage and motor technologies, highlighting his influence in the tech industry.
Collaborations
Throughout his career, Freeman has collaborated with fellow inventors, including John P. Squires and Alan D. Kronisch. These partnerships have facilitated innovation and development in their respective fields, showcasing the collaborative spirit of technological advancement.
Conclusion
John Jay Freeman's contributions to technology, evidenced by his five patents, demonstrate his commitment to innovation in the realm of disc drives and motor systems. His inventions not only enhance existing technologies but also pave the way for further advancements in the field.