Inventor
FUJITAKA AKIRA
JP19 patents
⚠️ This page may combine multiple inventors who share the name “FUJITAKA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
13 patentsUS6085531AJul 11, 2000
Air conditioner
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD60 citations96
US6196008B1Mar 6, 2001
Method for taking custody of, transporting and installing air conditioner
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations92
US6167719B1Jan 2, 2001
Compressor for refrigeration cycle
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations92
US6044660AApr 4, 2000
Apparatus having refrigeration cycle
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations92
US6073455AJun 13, 2000
Refrigerant leakage warning device for apparatus having refrigeration cycle using flammable refrigerant
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD37 citations91
US6006544ADec 28, 1999
Refrigeration cycle
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD19 citations91
US6425252B1Jul 30, 2002
Purging method, apparatus to be purged and purging apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD16 citations84
US6216476B1Apr 17, 2001
Apparatus having refrigeration cycle
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations73
US5715694AFeb 10, 1998
Refrigerator controller
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations73
US6571575B1Jun 3, 2003
Air conditioner using inflammable refrigerant
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations72
US6550273B2Apr 22, 2003
Air conditioner using flammable refrigerant
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations72
US5806326ASep 15, 1998
Refrigeration cycle
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations72
US6141976ANov 7, 2000
Manufacturing method of an air conditioner
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations58
PANASONIC IP MAN CO LTD
4 patentsUS10077922B2Sep 18, 2018
Compressor and refrigeration cycle device using same
PANASONIC IP MAN CO LTD2 citations71
US10215451B2Feb 26, 2019
Compressor and refrigeration cycle device using same
PANASONIC IP MAN CO LTD1 citations61
US10590934B2Mar 17, 2020
Refrigeration cycle device with motor speed estimator
PANASONIC IP MAN CO LTD1 citations60
US10591188B2Mar 17, 2020
Refrigeration cycle device using working fluid containing 1,1,2-trifluoroethylene (R1123) and difluoromethane (R32)
PANASONIC IP MAN CO LTD0 citations40