Inventor · Kawasaki, JP

Hiroshi Shimamori

19Patents
11h-index
16Co-inventors
69Inventor score

Filing activity: Jun 5, 1995 → Apr 26, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5726869A Synchronous rectifier type DC-to-DC converter in which a saturable inductive device is connected in series with a secondary-side switching device Emerging Cross-Sectional Technologies 75 Expired
US6194883A Power supply apparatus and method of controlling power supply circuit Electricity 63 Expired
US6163143A Power supply apparatus and method of controlling power supply circuit Electricity 58 Expired
US6911808B1 Power supply apparatus having a reference voltage register and method of controlling Electricity 56 Expired
US5737202A Redundant power supply system Electricity 45 Expired
US5932938A Switching power supply unit Electricity 41 Expired
US6169675A DC/DC converter with improved operation of plural parallel synchronous rectifiers Emerging Cross-Sectional Technologies 34 Expired
US6204650A Power supply apparatus and method of controlling power supply circuit for generating a DC output Electricity 28 Expired
US6177786A Power supply apparatus and method of controlling power supply circuit Electricity 23 Expired
US5724235A Overcurrent protecting device for use in DC--DC converter Emerging Cross-Sectional Technologies 13 Expired
US6855891B2 Card edge connector, method of manufacturing same, electronic card and electronic equipment Electricity 12 Expired
US7132921B2 Power supply module and electronic apparatus using the same Electricity 11 Expired
US5691631A Power supply apparatus Electricity 10 Expired
US6778417B2 Electric-power supplying devices switching between a synchronous rectification and a diode rectification by gradually altering a switching pulse Emerging Cross-Sectional Technologies 5 Expired
US8488332B2 Function expansion device, manufacturing method thereof and electronic apparatus system Emerging Cross-Sectional Technologies 3 Active
US7724552B2 Power supply Electricity 2 Expired
US9641062B2 Switching power supply, method for controlling switching power supply, and power supply system Emerging Cross-Sectional Technologies 0 Active
US8347494B2 Electronic component mounting method Emerging Cross-Sectional Technologies 0 Active
US10871812B2 Power supply circuit and electronic device Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.