Location History:
- Phoenix, AZ (US) (1991)
- Prescott, AZ (US) (1998)
- Austin, TX (US) (2007 - 2009)
- Buellton, CA (US) (2007 - 2010)
Company Filing History:
6 out of 10,295 
2 out of 832,680 Years Active: 1991-2010
Title: **The Innovations of James E Willis: A Pioneer in Optical Metrology**
Introduction
James E Willis is an esteemed inventor based in Buellton, California, USA, known for his significant contributions to the field of optical metrology. With a commendable portfolio of eight patents, Willis has pioneered methods and systems that enhance the accuracy of measurements crucial for the production of electronic devices.
Latest Patents
Among his latest innovations, Willis introduced groundbreaking patents such as "Methods and apparatus for changing the optical properties of resists." This invention presents innovative methods and systems aimed at improving measurement accuracy using optical metrology. Specific to electronic device manufacturing, notably integrated circuits, his invention provides insights into modifiable resist layers that exhibit different optical properties before and after exposure.
Another notable patent by Willis is "Methods and apparatus for using an optically tunable soft mask to create a profile library." This work closely aligns with his previous inventions, reinforcing his commitment to enhancing optical measurement techniques and contributing to the advancements in semiconductor manufacturing.
Career Highlights
Willis has built a robust career, with noteworthy time spent at Tokyo Electron Limited. His tenure at this leading technology company allowed him to further explore and evolve his inventive ideas, significantly impacting the electronic device production landscape.
Collaborations
Throughout his career, Willis has had the privilege of collaborating with professionals such as James Edmund Klekotka and Satoshi Harada. These partnerships have facilitated the exchange of innovative ideas, enhancing the scope and effectiveness of their collective research and inventions.
Conclusion
James E Willis stands out as a pioneering inventor in optical metrology. His array of patents showcases his dedication to finding innovative solutions for improving measurement accuracy in electronic device manufacturing. His collaborations and experience in notable companies further cement his legacy within the field, making him a respected figure among his peers.
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.