Location History:
- Boulder, CO (US) (1990)
- Pepperel, MA (US) (2001 - 2004)
- Pepperell, MA (US) (2002 - 2006)
- Chicago, IL (US) (2003 - 2007)
- Kerrville, TX (US) (2015)
- Andover, MA (US) (2018)
- Franklin Park, IL (US) (2019 - 2021)
- Santa Rosa, CA (US) (2017 - 2022)
- Adirondack, NY (US) (2022)
- West Salem, OH (US) (2022)
- Jaffrey, NH (US) (2018 - 2024)
- Durham, NC (US) (2023 - 2024)
Company Filing History:
4 out of 175 
3 out of 303 
3 out of 8 
Years Active: 1990-2024
Title: David J. Carpenter: Innovator with a Vision
Introduction
David J. Carpenter, an accomplished inventor based in Chicago, IL, holds an impressive portfolio of 25 patents. His innovative spirit has led to creations that address various challenges in both mechanical engineering and medicine. His work exemplifies the role of inventors in advancing technology and improving quality of life.
Latest Patents
Among David's latest contributions are two significant patents. The first one is for an **Overhead Door Lift Assembly and Tensioner**, which elegantly combines a traditional torsion spring with an electrically powered operator. This compact assembly is designed to fit within the head space of standard tractor trailers and cargo vehicles. Key features of this invention include a torsion spring counterbalance, an electrical operator that utilizes an electromagnetic clutch, and a back tension mechanism to ensure safe functioning even during power outages.
The second notable patent is a **Method for Treating Pulmonary Arterial Hypertension**. This method involves the systemic administration of specific compounds to treat this serious condition. David's innovative approach incorporates compounds that demonstrate therapeutic effectiveness, paving the way for better management and prevention of pulmonary arterial hypertension in patients.
Career Highlights
David has made significant strides throughout his career, contributing to the advancement of technology and healthcare. His work is complemented by his association with Acme United Corporation, where he honed his skills and collaborated with talented professionals in the field.
Collaborations
During his career, David has collaborated with noteworthy coscientists such as Dale T. Gracyalny and Kamala J. Grasso. These collaborations have fostered a dynamic exchange of ideas, driving innovation within the projects they pursued together.
Conclusion
With a total of 25 patents and a continuous drive for innovation, David J. Carpenter’s work stands as a testament to the profound impact inventors can have on the world. His contributions not only enhance mechanical functionalities but also offer critical advancements in healthcare, reaffirming the significance of inventorship in today’s society.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.