Roger Chang is a notable inventor based in Fort Lauderdale, FL (US). He has made significant contributions to the field of container inspection technology, holding a total of 4 patents. His work focuses on enhancing the efficiency and accuracy of container inspection systems.

Latest Patents

One of Roger Chang's latest patents is a comprehensive container inspection system. This system includes axial container examining features, side wall inspection features, and a controllable diverter for routing containers to one of at least two sorting paths. Each stage of the inspection system is designed to process moving containers continuously, allowing for the diversion of containers without stoppages. In the axial inspection area, containers are carried through various inspection stages by means of side rollers bridging gaps in endless belt conveyor sections. Additionally, in the side wall inspection area, containers are continuously rolled before a video detector that records and analyzes images of the rolling bottles.

Another significant patent is an article inspection system for analyzing end and adjacent sides of containers, particularly those with threaded ends. This system utilizes a video camera, digitizer, and data processor to analyze video images collected through a specialized lens system. The lens system includes a wide aspect object lens that produces a two-dimensional image representing both the end of the article and the adjacent sides. The optics create a distorted image that effectively captures the necessary details for analysis.

Career Highlights

Roger Chang has worked with several companies throughout his career, including Inex/Vistech Technologies, Inc. and Vistech Corporation. His experience in these organizations has contributed to his expertise in developing innovative inspection systems.

Collaborations

Throughout his career, Roger has collaborated with notable coworkers such as Dale W. Kline and Donald Darling. These collaborations have likely enriched his work and contributed to the advancements in container inspection technology.

Conclusion

Roger Chang's innovative contributions to container inspection technology have made a significant impact in the field. His patents reflect a commitment to improving efficiency and accuracy in the inspection process. His work continues to influence the industry and inspire future innovations.

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