Location History:
- San Jose, CA (US) (1995 - 1996)
- Pasadena, CA (US) (1996)
- Altadena, CA (US) (2000)
- Industry, CA (US) (2002 - 2004)
- City of Industry, CA (US) (2003 - 2011)
Company Filing History:
2 out of 164,108 
11 out of 832,680 Years Active: 1995-2011
Title: Innovations of John C Cheng
Introduction
John C Cheng is a notable inventor based in the City of Industry, California. He holds a total of 16 patents, showcasing his significant contributions to the field of technology and innovation. His work primarily focuses on advancements in vehicle technology, which have practical applications in everyday life.
Latest Patents
Among his latest inventions is the "Collapsible Vehicle Step Bar," which enhances accessibility for vehicle users. Another significant patent is the "Vehicle-to-Trailer Light Connection Verification Tester." This innovative device is designed to be located within a towing vehicle, a towed trailer, or within a cable adapter that connects the vehicle and the trailer. The tester features an electronic circuit that includes a plug, a receptacle, a three-position mode switch, a plurality of isolation diodes, and a loudspeaker. The mode switch has three positions: vehicle test, trailer test, and normal lighting. When the switch is in the vehicle test position, the rear vehicle lights are tested. Conversely, when in the trailer test position, the rear trailer lights are assessed. If each light in either the vehicle or the trailer is operational, the loudspeaker produces an audible sound. If a particular light is not functioning, no sound is heard, allowing for easy determination of lighting problems.
Career Highlights
Throughout his career, John C Cheng has worked with various companies, including the renowned International Business Machines Corporation (IBM). His experience in these organizations has contributed to his expertise and innovative capabilities.
Collaborations
John has collaborated with notable individuals in the industry, including Calvin Shiening Wang and James S Wong. These collaborations have likely fostered a creative environment that has led to the development of his innovative patents.
Conclusion
John C Cheng's contributions to vehicle technology through his patents demonstrate his commitment to innovation and problem-solving. His work continues to impact the industry positively, making him a significant figure in the realm of invention.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.