Inventor
OKAMOTO SHIGERU
JP22 patents
⚠️ This page may combine multiple inventors who share the name “OKAMOTO SHIGERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANSHA ELECTRIC MFG CO LTD
8 patentsUS5831240ANov 3, 1998
Power supply apparatus
SANSHA ELECTRIC MFG CO LTD76 citations96
US5771163AJun 23, 1998
AC-DC converter apparatus
SANSHA ELECTRIC MFG CO LTD74 citations96
US5943220AAug 24, 1999
Waterproofed power supply apparatus
SANSHA ELECTRIC MFG CO LTD20 citations92
US5942139AAug 24, 1999
Consumable electrode DC arc welder
SANSHA ELECTRIC MFG CO LTD18 citations84
US5877952AMar 2, 1999
Power supply apparatus with initial arcing sustaining circuit
SANSHA ELECTRIC MFG CO LTD12 citations74
US5757638AMay 26, 1998
Power supply apparatus
SANSHA ELECTRIC MFG CO LTD15 citations74
US5760372AJun 2, 1998
Arc welder
SANSHA ELECTRIC MFG CO LTD16 citations71
US5751568AMay 12, 1998
Power supply apparatus for arc-utilizing equipment
SANSHA ELECTRIC MFG CO LTD5 citations63
FUJITSU LTD
3 patentsUS6090702AJul 18, 2000
Embedded electroconductive layer and method for formation thereof
FUJITSU LTD30 citations92
US5736192AApr 7, 1998
Embedded electroconductive layer and method for formation thereof
FUJITSU LTD17 citations92
US6891269B1May 10, 2005
Embedded electroconductive layer structure
FUJITSU LTD4 citations63
SALADA TOWN CO LTD
2 patentsMATSUSHITA ELECTRONICS CORP
2 patentsUS5324669AJun 28, 1994
Process for manufacturing a solid state image pickup device having increased charge storage and improved electronic shutter operation
MATSUSHITA ELECTRONICS CORP8 citations73
US5262661ANov 16, 1993
Solid-state image pickup device, having increased charge storage and improved electronic shutter operation
MATSUSHITA ELECTRONICS CORP11 citations73