This inventor holds 4 USPTO granted patents. Top assignees: J.a. Woollam Co., The Board of Regents of the University of Nebraska. Active years: 1994-2005.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
3 out of 211 
1 out of 967 
Years Active: 1994-2005
Title: David W Doerr: Innovator in Laser Machining and Optical Systems
Introduction
David W Doerr is a notable inventor based in Lincoln, NE (US), recognized for his contributions to the fields of laser machining and optical systems. With a total of 4 patents to his name, Doerr has made significant advancements that address critical challenges in material processing and optical sensitivity.
Latest Patents
Among his latest patents, one focuses on the laser machining of materials. This invention discloses systems and methods aimed at reducing the adverse effects of particles that become dislodged during the scribing and laser machining processes. These dislodged particles can accumulate on the surfaces of laser-machined materials, leading to detrimental effects. Another significant patent involves a system and method for compensating polarization-dependent sensitivity in ellipsometer systems. This invention presents a pivotal dispersive optics setup that receives polychromatic light from an analyzer without further focusing after reflection from a substrate system. Additionally, it includes a rotating compensator designed to minimize the polarization-dependent sensitivity of detector elements to light after it interacts with the dispersive optics.
Career Highlights
David W Doerr has had a distinguished career, working with reputable organizations such as J.A. Woollam Co. and the Board of Regents of the University of Nebraska. His work in these institutions has allowed him to develop and refine his innovative ideas, contributing to advancements in technology and research.
Collaborations
Throughout his career, Doerr has collaborated with notable individuals, including John A Woollam and Blaine D Johs. These partnerships have fostered an environment of innovation and have led to the successful development of his patented technologies.
Conclusion
David W Doerr's contributions to laser machining and optical systems exemplify the spirit of innovation. His patents not only address specific challenges in these fields but also pave the way for future advancements. His work continues to influence the industry and inspire new generations of inventors.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile