James J Cummings

Title: James J. Cummings: Innovator in Ion Beam Technology

Introduction

James J. Cummings, based in Wilmington, MA, is a prominent inventor known for his contributions to ion beam technology. He holds two patents that emphasize advancements in measuring and controlling ion beams in various applications. Cummings' work has had significant implications in the semiconductor industry, where precision is critical.

Latest Patents

Cummings' latest patents showcase innovative methods and apparatus that enhance the functionality of ion beam systems. The first patent, titled "Methods and apparatus for ion beam angle measurement in two dimensions," presents an angle measurement system that utilizes a flag with defined features. This system enables the detection of the ion beam's vertical angle through a series of sensor signals produced in response to the beam's interaction with the flag. It includes a sensing device that incorporates a mask operated in conjunction with a Faraday sensor.

The second patent, "Methods and apparatus for glitch recovery in stationary-beam ion implantation process using fast ion beam control," describes an ion implanter complete with a stationary planar ion beam source. This invention allows the system to respond promptly to glitches during implantation by adjusting beamline component parameters, repositioning the wafer, and resuming implantation seamlessly. This advancement significantly improves the reliability and efficiency of ion implantation processes in semiconductor manufacturing.

Career Highlights

Cummings works at Varian Semiconductor Equipment Associates, Inc., where he has developed solutions that contribute to the sophistication of ion beam technologies. His position at the company enables him to leverage his expertise to drive innovations that enhance ion implantation processes.

Collaborations

Throughout his career, Cummings has collaborated with notable colleagues, including Joseph C. Olson and Arthur H. Clough. Their collective efforts have further advanced the field of ion beam technology, ensuring the successful implementation of innovative practices within the semiconductor industry.

Conclusion

James J. Cummings stands out as a visionary inventor whose work in ion beam technology is paving the way for future developments in semiconductor manufacturing. His patents not only illustrate his innovative mindset but also underline the importance of precision and reliability in advanced technological processes. Through his continued efforts and collaborations, Cummings is making lasting contributions to the field, influencing the next generation of inventions in the industry.