James F Stoffer

Title: The Innovations of James F. Stoffer

Introduction

James F. Stoffer is a notable inventor based in Delafield, WI (US). He has made significant contributions to the field of security technology, holding a total of 7 patents. His work focuses on enhancing the functionality and reliability of security systems through innovative designs.

Latest Patents

Stoffer's latest patents include a "Security Tag System with Improved Range Consistency." This invention utilizes a radio transmitter to send an activation signal for radio tags, employing multi-dimensional polarization to ensure consistent range detection. The system can achieve circular or spherical polarization and features an antenna design that allows for the decoupling of antennas necessary for this polarization. Additionally, it incorporates a quadrature locking system for simplified phase control and tuning.

Another significant patent is the "Microprocessor Controlled Security Tag." This device includes a housing with external contacts that interface with elongated contacts on a connecting band. The band forms a complex impedance circuit with a patient's limb, enabling features such as removal detection and band compromise. The tag is equipped with a microprocessor, circuitry, and a transmitter, allowing it to communicate inductively with an activator/deactivator unit and a tag programmer. The overall system includes a hub that collects data from multiple tags.

Career Highlights

Throughout his career, Stoffer has worked with various companies, including Innovative Control Systems, Inc. and Quartex, a division of Primex, Inc. His experience in these organizations has contributed to his expertise in developing advanced security solutions.

Collaborations

Stoffer has collaborated with notable individuals in his field, including Gregory Kron and Richard E. Halbach. These partnerships have likely influenced his innovative approach to security technology.

Conclusion

James F. Stoffer's contributions to security technology through his patents and collaborations highlight his role as a significant inventor in the field. His innovative designs continue to enhance the effectiveness of security systems.