Inventor
MURAMATSU HIROYUKI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “MURAMATSU HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO INSTR INC
14 patentsUS6394960B1May 28, 2002
Pulse wave detecting device and method for manufacturing the same, and portable wrist device
SEIKO INSTR INC63 citations95
US6744178B2Jun 1, 2004
Pulse detection device and method of manufacturing the same
SEIKO INSTR INC24 citations92
US6716169B2Apr 6, 2004
Ultrasonic sensor, method of fabricating same, and ultrasonic diagnostic device using an ultrasonic sensor
SEIKO INSTR INC23 citations92
US7413545B2Aug 19, 2008
Method of calculating circulation dynamics of a living body
SEIKO INSTR INC11 citations83
US6887205B2May 3, 2005
Pulse detecting device and ultrasound diagnostic apparatus
SEIKO INSTR INC8 citations74
US6626837B2Sep 30, 2003
Ultrasonograph
SEIKO INSTR INC11 citations74
US6331047B1Dec 18, 2001
Ink recording head and ink injecting method using ink recording head
SEIKO INSTR INC7 citations70
US6924587B2Aug 2, 2005
Piezoelectric transducer, manufacturing method of piezoelectric transducer and pulse wave detector
SEIKO INSTR INC5 citations63
US7959575B2Jun 14, 2011
Blood rheology measuring apparatus
SEIKO INSTR INC2 citations62
US6491379B1Dec 10, 2002
Recording head and image recording apparatus utilizing the recording head
SEIKO INSTR INC4 citations62
US6412915B1Jul 2, 2002
Ink jet recording head, and ink jet recording apparatus employing the same
SEIKO INSTR INC2 citations62
US7686765B2Mar 30, 2010
Pulse detecting device and ultrasound diagnostic apparatus
SEIKO INSTR INC0 citations52
US6588881B2Jul 8, 2003
Ink printer
SEIKO INSTR INC0 citations49
US6478407B2Nov 12, 2002
Recording head and image recording apparatus utilizing said recording head
SEIKO INSTR INC0 citations39