4. Acoustics
  5. Sound-modifying means
  6. By wave interference

C. Raymond Cheng

Inventor

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

Details

Inventor

active

Active exhaust silencer

Acoustics – Sound-modifying means – By wave interference
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Active exhaust silencer

Acoustics – Sound-modifying means – By wave interference
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Exhaust aftertreatment device with flow diffuser

Gas separation – With inflow gas control or distribution
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Exhaust aftertreatment device, including chemical mixing and...

Power plants – Internal combustion engine with treatment or handling of... – By means producing a chemical reaction of a component of the...
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Multi-frequency engine intake resonator

Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means
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

C. Raymond Cheng does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-1007523

  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