Inventor
HIRAKAWA MAKI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “HIRAKAWA MAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC WORKS LTD
8 patentsUSD403070SDec 22, 1998
Sphygmomanometer
MATSUSHITA ELECTRIC WORKS LTD87 citations96
USD406346SMar 2, 1999
Sphygmomanometer
MATSUSHITA ELECTRIC WORKS LTD33 citations92
USD400262SOct 27, 1998
Combined nerve and muscle stimulator
MATSUSHITA ELECTRIC WORKS LTD35 citations92
USD398999SSep 29, 1998
Sphygmomanometer
MATSUSHITA ELECTRIC WORKS LTD36 citations92
US5997489ADec 7, 1999
Massager with rotatable head and roller
MATSUSHITA ELECTRIC WORKS LTD36 citations89
USD400260SOct 27, 1998
Electric massager
MATSUSHITA ELECTRIC WORKS LTD7 citations74
USD413536SSep 7, 1999
Instrument for measuring fat in the human body
MATSUSHITA ELECTRIC WORKS LTD3 citations63
USD411305SJun 22, 1999
Head for an electric massage apparatus
MATSUSHITA ELECTRIC WORKS LTD1 citations52
SONY COMPUTER ENTERTAINMENT INC
6 patentsUSD512417SDec 6, 2005
Noise canceller
SONY COMPUTER ENTERTAINMENT INC166 citations98
USD511769SNov 22, 2005
Holder for headphone
SONY COMPUTER ENTERTAINMENT INC8 citations73
USD521502SMay 23, 2006
Headphone
SONY COMPUTER ENTERTAINMENT INC5 citations62
USD513249SDec 27, 2005
Headphone
SONY COMPUTER ENTERTAINMENT INC4 citations62
USD510086SSep 27, 2005
Holder for headphone
SONY COMPUTER ENTERTAINMENT INC5 citations62
USD514550SFeb 7, 2006
Headphone
SONY COMPUTER ENTERTAINMENT INC1 citations52