Inventor
IGAKI TSUTOMU
JP8 patents
⚠️ This page may combine multiple inventors who share the name “IGAKI TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
4 patentsUS6476691B1Nov 5, 2002
Surface acoustic wave filter
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD29 citations92
US6469598B2Oct 22, 2002
SAW filter with unidirectional transducer and communication apparatus using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations92
US6710683B2Mar 23, 2004
Surface acoustic wave filter and communications apparatus using the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations84
US6496086B2Dec 17, 2002
SAW device with inclined reflectors and communication device using SAW device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8 citations73
PANASONIC CORP
4 patentsUS7679474B2Mar 16, 2010
Surface acoustic wave resonator, and surface acoustic wave filter
PANASONIC CORP15 citations83
US7646266B2Jan 12, 2010
Surface acoustic wave resonator and surface acoustic wave filter using the same
PANASONIC CORP6 citations62
US7501917B2Mar 10, 2009
Surface acoustic wave filter
PANASONIC CORP5 citations62
US7482895B2Jan 27, 2009
Surface acoustic wave filter
PANASONIC CORP5 citations61