4. Electrical audio signal processing systems and devices
  5. Monitoring/measuring of audio devices
  6. Loudspeaker operation

Daniel J. Freed

Inventor

Rate now
  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Inventor

active

Device for presenting acoustical and vibratory stimuli and...

Electrical audio signal processing systems and devices – Monitoring/measuring of audio devices – Loudspeaker operation
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Frequency shifter for use in adaptive feedback cancellers...

Electrical audio signal processing systems and devices – Hearing aids – electrical – Noise compensation circuit
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

No associations

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Daniel J. Freed does not yet have a rating. At this time, there are no reviews or comments for this inventor.

If you have personal experience with Daniel J. Freed, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Daniel J. Freed will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-P-2871499

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.

Canada

 Charities
 Companies
 MP Candidates
 Patents
 Employee Salary Disclosure

World

 Places of the World
 Scientific Papers

United States

 Banks
 Companies
 Counties
 Patents
 Employee Salary Disclosure