Location History:
- Cerritos, CA (US) (1999 - 2002)
- Newbury Park, CA (US) (2014 - 2017)
- Thousand Oaks, CA (US) (2004 - 2018)
Company Filing History:
4 out of 114 
2 out of 2 
1 out of 76 Years Active: 1999-2018
Title: Innovations and Contributions of Inventor David L Grant
Introduction
David L Grant is a notable inventor based in Newbury Park, CA, with a significant number of contributions to the field of microfabrication technology. With a total of 10 patents to his name, Grant has made considerable advancements that enhance the efficiency and accuracy of semiconductor processes.
Latest Patents
Among his latest patents, two stand out for their innovation and impact on the industry. The first is a method for assessing the alignment of the top and bottom ends of Through-Silicon Vias (TSVs). This invention focuses on characterizing the microfabrication processes involved, wherein a substrate with TSVs is evaluated by determining the geometries and positions of these components. This assessment can be applied both to individual TSVs and the overall pattern formed in a substrate.
The second significant patent details a device and methods for measuring the thickness of individual wafer layers, depth of etched features, and the three-dimensional profile of a wafer. This sophisticated device includes a source/receiver section with a broadband source and receiver, alongside a signal processing section. An interferometer plays a crucial role by separating or combining measurement and reference light, facilitating a complex analysis of a received spectrum that captures intensity versus wavelength. This technology allows for both single and multiple measurement methods, streamlining the measurement process in semiconductor manufacturing.
Career Highlights
Throughout his career, David L Grant has attained significant positions in renowned companies, contributing his expertise to advance the field of technology. Notably, he has worked with Rudolph Technologies, Inc., where his innovative ideas have helped propel various projects to success.
Collaborations
Collaboration has been key to Grant’s work, and he has partnered with notable individuals in the field. Among his coworkers are David S Marx and Michael A Mahoney, both of whom have contributed to advancing technology in microfabrication and semiconductor processes.
Conclusion
David L Grant's remarkable contributions to the field of microfabrication technology through his innovative patents have laid the groundwork for advancements in semiconductor manufacturing. His collaborative efforts with other professionals have further enriched the sphere of innovation, making his work integral to the ongoing evolution of technology.
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.