4. Pulse or digital communications
  5. Repeaters
  6. Testing

Richard Louis Frey

Inventor

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

Details

Inventor

active

Audience measurement system employing local time coincidence...

Interactive video distribution systems – Use surveying or monitoring – By passively monitoring receiver operation
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Clearance measurement systems and methods of operation

Electricity: measuring and testing – Impedance – admittance or other quantities representative of... – Distributive type parameters
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

DC-free run length constrained line coding with channel gain

Pulse or digital communications – Systems using alternating or pulsating current – Plural channels for transmission of a single pulse train
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Electrooptic modulator for frequency translation applications

Optical: systems and elements – Optical modulator – Light wave temporal modulation
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Electrooptic modulator for frequency translation applications

Optical: systems and elements – Deflection using a moving element – Using a periodically moving element
Patent

  [ 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

Richard Louis Frey does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-53896

  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