4. Telephonic communications
  5. Multi-line or key substation system with selective switching...
  6. Switching or supervision feature

Ronald M. Keenan

Inventor

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

Details

Inventor

active

Communication switching module for the transmission and...

Multiplex communications – Pathfinding or routing – Switching a message which includes an address header
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Local area network for the transmission and control of...

Multiplex communications – Pathfinding or routing – Switching a message which includes an address header
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Method for initializing and allocating bandwidth in a...

Multiplex communications – Pathfinding or routing – Combined circuit switching and packet switching
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Method for the transmission and control of audio, video, and...

Multiplex communications – Communication techniques for information carried in plural... – Assembly or disassembly of messages having address headers
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Method for the transmission and control of audio, video, and...

Multiplex communications – Communication techniques for information carried in plural... – Combining or distributing information via frequency channels
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

Ronald M. Keenan does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-1603753

  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