Company Filing History:
2 out of 23 
1 out of 1 
1 out of 3 Years Active: 1976-1993
Title: The Innovative Contributions of Andrew B Wittkower
Introduction
Andrew B Wittkower is a notable inventor based in Rockport, MA (US). He has made significant contributions to the field of semiconductor technology, holding a total of 4 patents. His work focuses on advanced methods for manufacturing SIMOX materials and improving ion implantation processes.
Latest Patents
One of his latest patents is titled "Simox materials through energy variation." This patent discloses a method of manufacturing SIMOX heterostructures using a single implant sequence and an increasing range of ion beam energies. The method produces SIMOX materials that have thin, continuous buried oxide layers with sharp interfaces and are substantially free of silicon islands. Another significant patent is "Implantation profile control with surface sputtering." This patent describes an ion implantation process for producing a buried insulating layer of silicon dioxide in a silicon substrate. It takes advantage of the effects of surface erosion and sputtering inherent to the ion implantation process, allowing for the production of an insulating layer buried within a silicon semiconductor, with the width of the insulating layer being contoured by controlling the beam energy during implantation.
Career Highlights
Throughout his career, Andrew has worked with several companies, including Ibis Technology Corporation and Extrion Corporation. His experience in these organizations has contributed to his expertise in semiconductor technologies and patent development.
Collaborations
Andrew has collaborated with notable individuals in his field, including Geoffrey Ryding and James K Hirvonen. These collaborations have likely enriched his work and led to innovative advancements in semiconductor technology.
Conclusion
Andrew B Wittkower's contributions to the field of semiconductor technology through his patents and collaborations highlight his role as an influential inventor. His innovative methods continue to impact the industry positively.