Inventor · Itami, JP

Haruo Moriguchi

26Patents
14h-index
24Co-inventors
77Inventor score

Filing activity: Oct 19, 1992 → Nov 15, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US5864110A Power supply apparatus for plasma arc utilizing equipment Performing Operations; Transporting 54 Expired
US5272313A Arc welder Electricity 50 Expired
US6051806A Power supply apparatus for welders and method of manufacturing same Performing Operations; Transporting 39 Expired
US5926381A DC power supply apparatus Electricity 36 Expired
US5771163A AC-DC converter apparatus Electricity 35 Expired
US5825642A Power supply apparatus Electricity 35 Expired
US5343017A Arc welder with timed control of arcing recovery and means for reducing weight, size, and power loss in the welder Emerging Cross-Sectional Technologies 34 Expired
US5930122A Inverter and DC power supply apparatus with inverter used therein Electricity 33 Expired
US6069811A DC power supply apparatus Electricity 32 Expired
US6054674A DC power supply apparatus for arc-utilizing apparatuses Performing Operations; Transporting 29 Expired
US5917711A DC power supply apparatus Electricity 27 Expired
US6515882B2 Power supply apparatus for lamp Emerging Cross-Sectional Technologies 21 Expired
US6278080A Power supply apparatus Electricity 19 Expired
US5630952A Plasma-arc power supply apparatus Electricity 16 Expired
US5310992A Arc welder Electricity 11 Expired
US6483687B2 Power supply apparatus Performing Operations; Transporting 9 Expired
US5760372A Arc welder Performing Operations; Transporting 9 Expired
US5942139A Consumable electrode DC arc welder Performing Operations; Transporting 8 Expired
US5457300A Consumable electrode DC arc welder Performing Operations; Transporting 7 Expired
US6498320B2 Power supply apparatus for arc-utilizing apparatus Performing Operations; Transporting 6 Expired
US5643475A Power supply apparatus Performing Operations; Transporting 6 Expired
US5877952A Power supply apparatus with initial arcing sustaining circuit Performing Operations; Transporting 5 Expired
US5272314A Consumable electrode type d.c. arc welder Performing Operations; Transporting 5 Expired
US5751568A Power supply apparatus for arc-utilizing equipment Electricity 4 Expired
US6194681A Power supply apparatus for arc-utilizing machine Performing Operations; Transporting 4 Expired

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