Location History:
- Indianapolis, IN (US) (1989 - 1992)
- Noblesville, IN (US) (1992 - 2001)
Company Filing History:
6 out of 753 
1 out of 3 
1 out of 271 Years Active: 1989-2001
Title: Douglas M. Keenan: A Visionary Inventor from Noblesville, IN
Introduction
Douglas M. Keenan is an accomplished inventor based in Noblesville, Indiana, known for his innovative contributions to the fields of consumer electronics and library management systems. With a total of eight patents to his name, he has made significant strides in enhancing technology for everyday use.
Latest Patents
Among his notable inventions, two stand out in particular. The first is a "Playback device having text display and communication with remote database of titles," which presents a cost-effective solution for library management in consumer music selection systems. This patented device incorporates a multiple CD changer with non-volatile storage for textual title and track information about the CDs. It features a unique communication method utilizing a DTMF generator/detector to connect with a remote database without needing traditional modems, enhancing efficiency in data retrieval for music selection.
The second patent, titled "Favorite channel selection using extended keypress," revolutionizes the way users can select favorite channels on a television receiver. By holding down a digit key for a designated time, users can tune into their preferred channels without needing a dedicated array of keys. This intuitive method of storing and accessing favorite channel memories makes for a streamlined viewing experience.
Career Highlights
Douglas has held prominent positions at several leading companies throughout his career. Notably, he worked at Thomson Consumer Electronics Inc. and Openglobe, Inc., where he applied his inventive skills to develop cutting-edge technologies. His professional journey reflects a commitment to pushing boundaries and enhancing user experience in consumer products.
Collaborations
During his career, Douglas collaborated with fellow inventor Scott A. Jones, contributing to the realization of innovative ideas and technological advancements within their respective areas of expertise. Such collaborations have played a crucial role in broadening the scope of their inventions and ensuring successful patent applications.
Conclusion
Douglas M. Keenan's contributions to the field of technology and innovations are commendable. With his impressive portfolio of patents and collaborative efforts, he continues to influence the consumer electronics landscape. His inventive spirit serves as an inspiration for future generations of inventors and innovators.
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.