This inventor holds 4 USPTO granted patents. Top assignees: Alstom Transport Technologies, Eastman-Kodak Company, Omnivision Technologies, Inc.. Active years: 2005-2018.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 234 
1 out of 21,604 
1 out of 1,414 
Years Active: 2005-2018
Title: Bruce Vernon Johnson: Innovator in Railroad Technology
Introduction
Bruce Vernon Johnson is a notable inventor based in Pittsford, NY (US). He holds a total of 4 patents that showcase his contributions to railroad technology. His innovative designs have significantly impacted the efficiency and safety of train operations.
Latest Patents
One of his latest patents is the Railroad Switch Machine. This invention includes a pair of switch blades, an electric motor mechanically coupled to the blades, and a pair of input terminals connected to a DC power supply. The regulator adapts the power signal into a motor current applied to the electric motor. It features a plurality of switches connected between the input terminals and two phases of the electric motor, with transistors used as switches. The regulator also includes a controller that drives each transistor with a command signal to adjust the intensity of the motor current.
Another significant patent is the Current Sensor for Monitoring a Wayside Signal Lamp for a Positive Train System. This sensor monitors the current flowing in a wire of a circuit. It includes a variable inductance contactless current detector to sense the current, which is connected to an internal power source and a resistor to form a voltage divider circuit. The sensor also features a voltage detector that monitors the voltage level across the resistor and generates an output signal.
Career Highlights
Throughout his career, Bruce has worked with prominent companies such as Alstom Transport Technologies and Omnivision Technologies, Inc. His experience in these organizations has allowed him to develop and refine his innovative ideas in the field of railroad technology.
Collaborations
Bruce has collaborated with various professionals in his field, including his coworker Robert I Hochman. Their joint efforts have contributed to advancements in the technologies they have worked on.
Conclusion
Bruce Vernon Johnson is a distinguished inventor whose work in railroad technology has led to significant innovations. His patents reflect his commitment to improving train safety and efficiency.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile