Location History:
- Warren Township, Somerset County, NJ (US) (1986)
- Warren, NJ (US) (1977 - 1990)
- Carol Stream, IL (US) (1993 - 2005)
Company Filing History:
10 out of 21 
3 out of 9 
2 out of 3 Years Active: 1977-2005
Title: The Innovative Contributions of Davis B Dwinell
Introduction
Davis B Dwinell is a notable inventor based in Warren, NJ (US). He has made significant contributions to the field of product design and engineering, holding a total of 17 patents. His work primarily focuses on creating practical solutions for everyday challenges.
Latest Patents
Among his latest inventions is the "Pail Vent and Method." This innovative design features a plastic pail equipped with a dispensing closure and a puncture zone that allows for surge-free pouring. The closure includes a flexible pouring spout and a threaded overcap, while the spout's dispensing passage is sealed with a tear-out diaphragm for initial shipping. The puncture zone is protected by a retaining collar that holds the diaphragm, ensuring the anti-glug vent remains safe during storage and handling.
Another significant patent is the "Drum Plug and Seal." This invention involves a closure construction for blow-molded drums with an internally threaded neck. The closure plug, which includes a sealing gasket, screws into the neck to create a liquid-tight seal. A plastic tamper-evident overseal covers the plug and neck, interlocking with the plug to prevent unauthorized access without destruction. A tear strip opening mechanism is also included for authorized access.
Career Highlights
Davis has worked with several companies throughout his career, including American Flange & Manufacturing Co., Inc. and American Flange & Mfg. Co., Inc. His experience in these organizations has contributed to his expertise in product development and patent creation.
Collaborations
Davis has collaborated with notable coworkers such as Jeremiah J Laurizio and Hugo Mueller. Their combined efforts have likely fostered an environment of innovation and creativity.
Conclusion
Davis B Dwinell's contributions to the field of invention are marked by his practical designs and innovative patents. His work continues to influence product development in various industries.