Company Filing History:
3 out of 8 
2 out of 10 
1 out of 1 Years Active: 1993-2010
Title: Innovations by Lawrence E Wetzel
Introduction
Lawrence E Wetzel is an accomplished inventor based in Cazenovia, NY (US). He holds a total of 6 patents that showcase his innovative contributions to air purification and environmental control systems. His work has significantly impacted the way we think about air quality and comfort in various settings.
Latest Patents
One of Wetzel's latest patents is a total room air purification system that integrates air conditioning, filtration, and ventilation. This self-contained air conditioning unit features an energy recovery ventilator that facilitates multiple changes of room air per hour, ensuring a constant supply of fresh outdoor air. The design includes an outdoor air intake plenum and a return air plenum, where air is HEPA filtered before being circulated back into the conditioned space. The energy recovery ventilator employs a counterflow heat exchanger core and variable speed fans to maintain optimal pressure conditions within the room. This unit is designed for easy installation and can be scaled for various room sizes.
Another notable patent is an environmental control unit specifically designed for hospital rooms. This air conditioning and filtering unit can create either positive or negative pressure to establish an isolation space. It features a common air intake plenum with multiple inlets for returning air or drawing in outside air. The unit ensures that all air supplied to and exhausted from the room is sanitized and cleaned, making it ideal for sensitive environments like hospitals. The self-contained and portable design allows for flexible use in different settings.
Career Highlights
Wetzel has worked with several companies throughout his career, including Floratech Industries, Inc. and Air Innovations, Inc. His experience in these organizations has contributed to his expertise in developing advanced air purification technologies.
Collaborations
Wetzel has collaborated with his coworker, Michael L Wetzel, to further enhance his innovative projects and patents.
Conclusion
Lawrence E Wetzel's contributions to air purification and environmental control systems demonstrate his commitment to improving air quality and comfort. His patents reflect a deep understanding of the needs in various environments, particularly in healthcare settings.