4. Electrical resistors
  5. Ribbon resistance element bent or curved on flat side
  6. Zigzag or sinuous

Robert Cummins

Inventor

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

Details

Inventor

active

Center ventilated resistor grid

Electrical resistors – With cooling gas or liquid circulation – Ventilated helical or zigzag element
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Composite pedestal liner

Railway rolling stock – Trucks – Axle bearing mounting
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Continuous weave resistor grid

Electrical resistors – With mounting or supporting means – Compensates for or permits resistor
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Drag racing roller coaster amusement ride and launch system

Railways – Amusement – Tortuous alinement
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Embossed and lanced resistor structure

Electrical resistors – Ribbon resistance element bent or curved on flat side – Zigzag or sinuous
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

Robert Cummins does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-59615

  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