Location History:
- Brookline, MA (US) (2017)
- Brookline, NH (US) (2008 - 2019)
Company Filing History:
Years Active: 2008-2019
Title: James S. Buff: A Pioneer in Ion Source Technology
Introduction
James S. Buff, an accomplished inventor based in Brookline, MA, has made significant contributions to the field of ion source technology. With a remarkable portfolio of 16 patents, Buff's innovations are at the forefront of semiconductor equipment and ion beam applications.
Latest Patents
Among his latest patents is an innovative ion source, which includes an ion source chamber characterized by a longitudinal axis and is designed to create plasma within the chamber. A unique feature of this invention is the split solenoid assembly, which consists of a first and second solenoid positioned on opposite sides of the ion source chamber. Each solenoid consists of a metal member oriented with a long axis that is parallel to the chamber's longitudinal axis, alongside a main coil that circumscribes the metal member and has a coil footprint larger than that of the chamber itself.
Another notable patent is an apparatus and method to manage a ribbon ion beam. This apparatus comprises a coil assembly with multiple electromagnetic coils capable of generating a magnetic field around the ribbon beam. The magnetic field extends at an angle with respect to the direction of the ribbon ion beam's propagation. The design includes a current source assembly and a controller, which sends dithering current signals to the coil assembly to create fluctuations in the magnetic field strength, effectively controlling the ion beam.
Career Highlights
James S. Buff is currently associated with Varian Semiconductor Equipment Associates, Inc., a leading company in the semiconductor industry. His work there has allowed him to pioneer technologies that are critical for advancing ion source applications and improving semiconductor manufacturing processes.
Collaborations
During his career, Buff has collaborated with notable colleagues such as Victor M. Benveniste and Frank Sinclair. These collaborations have fostered innovation and have contributed significantly to the advancements in the relevant technological domains.
Conclusion
James S. Buff exemplifies an inventor dedicated to pushing the boundaries of technology in semiconductor equipment. His innovative patents not only enhance the functionality of ion sources but also set new standards in controlling ion beams. As he continues his work at Varian Semiconductor Equipment Associates, Inc., the impact of his contributions is likely to resonate within and beyond the industry for years to come.
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.