Company Filing History:
2 out of 176 
1 out of 1,199 
1 out of 5,005 
Years Active: 1980-2001
Title: The Innovations of William B Wetherell
Introduction
William B Wetherell is a notable inventor based in Stoneham, MA (US). He holds a total of 4 patents that showcase his contributions to the field of light mixing and detection technologies. His work has significantly advanced the understanding and application of optical systems.
Latest Patents
Wetherell's latest patents include the "Integrating Light Mixer" and the "Polarization Matching Mixer." The Integrating Light Mixer patent describes a document validation subassembly that features a light mixer designed to generate a substantially homogenous light spot. This invention includes a light mixing chamber, input ports for light sources, outputs, and collimators. The design allows for various shapes of the mixing chamber, including spherical and cylindrical forms.
The Polarization Matching Mixer patent outlines a method for mixing light from a signal source with light from a local oscillator. This method is particularly useful for heterodyne or homodyne detection using differential detection techniques. The invention employs a sequence of three polarization beamsplitters to match the polarization of incoming light with that of the local oscillator, enhancing optical efficiency and reducing sensitivity to the polarization state of the incoming signal.
Career Highlights
Throughout his career, Wetherell has worked with several companies, including I-Tek, Inc. and Mars, Incorporated. His experience in these organizations has contributed to his innovative approach to optical technologies.
Collaborations
Wetherell has collaborated with notable individuals such as David A Womble and Edward P Wallner. These partnerships have likely enriched his work and led to further advancements in his inventions.
Conclusion
William B Wetherell's contributions to the field of optical technology through his patents demonstrate his innovative spirit and technical expertise. His work continues to influence advancements in light mixing and detection systems.