4. Electricity: electrical systems and devices
  5. Safety and protection of systems and devices
  6. With specific current responsive fault sensor

Yu-Yuan Chang

Inventor

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

Details

Inventor

active

Backup power system equipped with independent protection...

Electrical transmission or interconnection systems – Plural supply circuits or sources – Substitute or emergency source
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Boost snubber circuit structure

Electricity: power supply or regulation systems – In shunt with source or load – Using choke and switch across source
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Frequency-changing voltage regulation circuit

Electric power conversion systems – Current conversion – With voltage multiplication means
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Half bridge converter

Electric power conversion systems – Current conversion – Including d.c.-a.c.-d.c. converter
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Power conversion structure

Electric lamp and discharge devices: systems – Pulsating or a.c. supply – Induction-type discharge device load
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

Yu-Yuan Chang does not yet have a rating. At this time, there are no reviews or comments for this inventor.

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

Rate now

     

Profile ID: LFUS-PAI-P-2251995

  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