Inventor
SHIKATA MASARU
JP8 patents
⚠️ This page may combine multiple inventors who share the name “SHIKATA MASARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALPS ELECTRIC CO LTD
5 patentsUS6995720B2Feb 7, 2006
Dual-band antenna with easily and finely adjustable resonant frequency, and method for adjusting resonant frequency
ALPS ELECTRIC CO LTD34 citations91
US6888503B2May 3, 2005
Antenna unit stable in antenna characteristics and achievable in lengthening of life
ALPS ELECTRIC CO LTD23 citations91
US6914565B2Jul 5, 2005
Dual band antenna with increased sensitivity in a horizontal direction
ALPS ELECTRIC CO LTD11 citations73
US6972720B2Dec 6, 2005
Antenna device capable of adjusting frequency
ALPS ELECTRIC CO LTD6 citations62
US6879292B2Apr 12, 2005
Patch antenna having suppressed defective electrical continuity
ALPS ELECTRIC CO LTD4 citations60
MURATA MANUFACTURING CO
3 patentsUS6040806AMar 21, 2000
Circular-polarization antenna
MURATA MANUFACTURING CO56 citations95
US6140968AOct 31, 2000
Surface mount type circularly polarized wave antenna and communication apparatus using the same
MURATA MANUFACTURING CO43 citations92
US6133881AOct 17, 2000
Surface mount antenna and communication apparatus including the same
MURATA MANUFACTURING CO16 citations83