Company Filing History:
1 out of 25,946 
1 out of 1,721 
Years Active: 1999-2005
Title: Innovations by David Alan Dage
Introduction
David Alan Dage is an accomplished inventor based in Southfield, MI (US). He holds 2 patents that showcase his expertise in audio technology. His innovative designs have contributed significantly to the automotive sound industry.
Latest Patents
One of his latest patents is the "Monopole Low Frequency Test Woofer." This invention features a rigid mounting plate with an acoustical opening, a monopole driver with a high mass cone and low resonance, and a rear tub that forms a sealed enclosure around the driver. The design includes an inductor connected in series with the monopole driver inside the enclosure. This setup allows for a comparison of outputs between the test woofer and standard optimized speakers, highlighting the loss in baffling due to less-than-ideal vehicle environments.
Another notable patent is the "Exterior Noise Absorbing Cover for Automotive Loudspeaker." This invention aims to prevent exterior noise from interfering with the sound quality of automotive loudspeakers. The design incorporates an air gap around the cover to vent static pressure, ensuring that low-frequency performance is not degraded. The air gap is strategically oriented to exclude direct sound transmission paths for exterior noise.
Career Highlights
David has worked with prominent companies such as Ford Global Technologies, LLC and Visteon Global Technologies, Inc. His experience in these organizations has allowed him to refine his skills and contribute to significant advancements in automotive audio technology.
Collaborations
Throughout his career, David has collaborated with notable individuals, including Henry F. Blind and Alan Scott Phillips. These partnerships have fostered innovation and creativity in his projects.
Conclusion
David Alan Dage's contributions to the field of audio technology through his patents and collaborations highlight his role as a significant inventor in the automotive industry. His work continues to influence the design and performance of automotive sound systems.