This inventor holds 10 USPTO granted patents and 5 published patent applications. Top assignees: Brush Solutions, LLC, Carlisle Foodservice Products, Incorporated, R.p.scherer Technologies, Inc.. Active years: 1979-2023.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Allston, MA (US) (1979)
- Brick Town, NJ (US) (1991)
- Romance, AR (US) (1992 - 2010)
- Farmington Hills, MI (US) (2001 - 2015)
- Lawrenceville, GA (US) (2006 - 2017)
- Lutz, FL (US) (2021)
- Brookline, MA (US) (2023)
Company Filing History:

Years Active: 1979-2023
Title: The Innovative Contributions of William Mark Bell
Introduction
William Mark Bell is a notable inventor based in Romance, Arkansas. He has made significant contributions to the field of medical devices, particularly in blood filtration technology. With a total of 10 patents to his name, Bell's work has the potential to improve patient care and outcomes.
Latest Patents
One of his latest patents is focused on filtering in pre-evacuated containers. This independent blood filter device utilizes flow geometry to deliver blood serum or plasma that is free of detrimental levels of hemoglobin. The device critically depends on an upstream flow rate or pressure differential limiting control element, which restricts the rate of change of pressure differential across the filter element. The pre-evacuated versions of this device can simultaneously draw blood from a living being while providing a pressure differential across the filter element between an evacuated collector and a supply end that is open to the atmosphere. Additionally, a unit that is pressurized by hand motion employs the external shape of a partially filled blood collection tube as a piston to generate pressure ahead of the control element. This creates the necessary pressure differential across the filter element to a collector that is vented to the atmosphere. The control element is disclosed in various forms, including specially sized flow constrictions and compliant arrangements.
Career Highlights
Throughout his career, William Mark Bell has worked on various innovative projects that have advanced medical technology. His expertise in blood filtration has positioned him as a key figure in the development of devices that enhance the safety and efficiency of blood collection and processing.
Collaborations
Bell has collaborated with notable individuals in the industry, including David Anthony Del Porto and Donald M Kizer. These partnerships have contributed to the successful development and implementation of his inventions.
Conclusion
William Mark Bell's contributions to the field of medical devices, particularly in blood filtration technology, demonstrate his innovative spirit and commitment to improving healthcare. His patents reflect a deep understanding of the complexities involved in medical device design and functionality.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile