James M Rosson

Title: The Innovative Mind of James M Rosson

Introduction

James M Rosson, an accomplished inventor based in Kokomo, IN, has made significant contributions to the field of electronic circuit assembly. Holding five patents to his name, Rosson is recognized for his innovative approach to enhancing the reliability and longevity of electronic devices.

Latest Patents

Among his latest advancements is a patented process for producing a flip chip circuit board assembly. This innovative process involves a combination of materials designed for underfilling surface-mount integrated circuit (IC) devices, such as flip chips. The goal is to increase the thermal cycle fatigue life of the terminals that connect the device to a thin-laminate organic circuit board. The unique features of his process, including specific materials and application methods, ensure that devices can reliably withstand temperature fluctuations of -40°C to 150°C for at least 1000 cycles.

In addition, Rosson developed a method and encapsulation material for processing electronic circuit assemblies with surface mount IC packages. This encapsulation serves to enhance the fatigue life of solder joints, utilizing a reactive hot melt epoxy that cures at significantly lower temperatures compared to traditional materials. The encapsulation material also incorporates a latent curative and filler material, effectively reducing the coefficient of thermal expansion, further optimizing the reliability of electronic assemblies.

Career Highlights

James M Rosson has had an impressive career, working with notable companies in the industry. He spent significant time at Delco Electronics Corporation and Hughes Aircraft Company, where he honed his skills and creativity in engineering and innovation. His work in these companies has shaped many of his inventions and contributions to electronic assembly technologies.

Collaborations

Collaboration has played a vital role in Rosson's inventive journey. Noteworthy colleagues include Henry M Sanftleben and Ralph D Hermansen, with whom he has exchanged ideas and knowledge throughout his career. These collaborations have contributed to the successful development of various technologies and innovations in the field.

Conclusion

James M Rosson stands out as a dedicated inventor whose innovative efforts have significantly advanced the reliability and efficiency of electronic devices. With a focus on enhancing the thermal endurance of circuit assemblies, his inventions continue to impact the electronics industry positively. His commitment to innovation serves as an inspiration to aspiring inventors in the field.