Inventor
IKEDA TETSURO
JP37 patents
⚠️ This page may combine multiple inventors who share the name “IKEDA TETSURO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANSHA ELECTRIC MFG CO LTD
22 patentsUS6269015B1Jul 31, 2001
Power supply apparatus for ARC-utilizing apparatuses
SANSHA ELECTRIC MFG CO LTD67 citations96
US6069811AMay 30, 2000
DC power supply apparatus
SANSHA ELECTRIC MFG CO LTD69 citations96
US6054674AApr 25, 2000
DC power supply apparatus for arc-utilizing apparatuses
SANSHA ELECTRIC MFG CO LTD61 citations96
US6051806AApr 18, 2000
Power supply apparatus for welders and method of manufacturing same
SANSHA ELECTRIC MFG CO LTD68 citations95
US6091049AJul 18, 2000
Power supply apparatus for use with arc utilizing device
SANSHA ELECTRIC MFG CO LTD32 citations93
US6774757B2Aug 10, 2004
Coil
SANSHA ELECTRIC MFG CO LTD33 citations92
US6636140B2Oct 21, 2003
High-frequency large current handling transformer
SANSHA ELECTRIC MFG CO LTD36 citations92
US6278080B1Aug 21, 2001
Power supply apparatus
SANSHA ELECTRIC MFG CO LTD34 citations92
US6188585B1Feb 13, 2001
DC power supply apparatus
SANSHA ELECTRIC MFG CO LTD22 citations92
US6181576B1Jan 30, 2001
Power supply apparatus for arc-utilizing apparatuses
SANSHA ELECTRIC MFG CO LTD62 citations92
US5917711AJun 29, 1999
DC power supply apparatus
SANSHA ELECTRIC MFG CO LTD52 citations92
US6507004B2Jan 14, 2003
DC power supply apparatus for arc-utilizing apparatuses
SANSHA ELECTRIC MFG CO LTD13 citations84
US7457139B2Nov 25, 2008
Power supply apparatus for arc-utilizing apparatuses
SANSHA ELECTRIC MFG CO LTD9 citations83
US7109438B2Sep 19, 2006
Power supply apparatus for arc-utilizing apparatus
SANSHA ELECTRIC MFG CO LTD11 citations83
US6469921B2Oct 22, 2002
Power supply apparatus
SANSHA ELECTRIC MFG CO LTD14 citations82
US7528345B2May 5, 2009
Power supply apparatus for welder
SANSHA ELECTRIC MFG CO LTD7 citations74
US7786682B2Aug 31, 2010
Discharge lamp lighting control method, computer program, discharge lamp lighting control apparatus, and power supply circuit
SANSHA ELECTRIC MFG CO LTD7 citations73
US6194681B1Feb 27, 2001
Power supply apparatus for arc-utilizing machine
SANSHA ELECTRIC MFG CO LTD12 citations70
US7599197B2Oct 6, 2009
Power supply apparatus
SANSHA ELECTRIC MFG CO LTD2 citations63
US7339807B2Mar 4, 2008
Power supply apparatus
SANSHA ELECTRIC MFG CO LTD6 citations63
US7388171B2Jun 17, 2008
Power supply apparatus for welder
SANSHA ELECTRIC MFG CO LTD5 citations62
US7586766B2Sep 8, 2009
Plasma arc power supply and control method for same
SANSHA ELECTRIC MFG CO LTD4 citations59
NITTO DENKO CORP
4 patentsUS10858553B2Dec 8, 2020
Polarizing film, method for producing same, optical film, and image display device
NITTO DENKO CORP1 citations57
US11046719B2Jun 29, 2021
Organic metal compound-containing composition
NITTO DENKO CORP0 citations56
US11760077B2Sep 19, 2023
Laminate for image display devices
NITTO DENKO CORP0 citations51
US10901129B2Jan 26, 2021
Polarizing film, method for producing same, optical film, and image display device
NITTO DENKO CORP0 citations47
SHARP SEMICONDUCTOR INNOVATION CORP
3 patentsUS12113541B2Oct 8, 2024
Analog-to-digital converter
SHARP SEMICONDUCTOR INNOVATION CORP0 citations60
US12450183B2Oct 21, 2025
Electronic device
SHARP SEMICONDUCTOR INNOVATION CORP0 citations56
US11842680B2Dec 12, 2023
Semiconductor device and electronic apparatus
SHARP SEMICONDUCTOR INNOVATION CORP0 citations50