Inventor
IWAI HIROKI
JP18 patents
⚠️ This page may combine multiple inventors who share the name “IWAI HIROKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IWAI HIROKI
8 patentsUS8525491B2Sep 3, 2013
Vehicle generator
IWAI HIROKI7 citations82
US8174171B2May 8, 2012
Piezoelectric vibrating devices having bisymmetric vibrating arms and supporting arms, and devices comprising same
IWAI HIROKI15 citations82
US8110965B2Feb 7, 2012
Piezoelectric devices having improved impact resistance
IWAI HIROKI6 citations72
US8120234B2Feb 21, 2012
Piezoelectric frames and piezoelectric devices comprising same
IWAI HIROKI5 citations61
US8110966B2Feb 7, 2012
Piezoelectric frames and piezoelectric devices comprising same
IWAI HIROKI5 citations61
US8729780B2May 20, 2014
Piezoelectric vibrating pieces and corresponding devices exhibiting reduced vibration leakage
IWAI HIROKI0 citations51
US8390180B2Mar 5, 2013
Surface mounted crystal resonator
IWAI HIROKI0 citations51
US8736152B2May 27, 2014
Piezoelectric vibrating pieces and associated devices exhibiting enhanced electrical field
IWAI HIROKI0 citations40
KOYAMA MITSUAKI
4 patentsUS8890391B2Nov 18, 2014
External force detection apparatus and external force detection sensor
KOYAMA MITSUAKI5 citations72
US8966980B2Mar 3, 2015
External force detecting device and external force detecting sensor
KOYAMA MITSUAKI2 citations62
US9016128B2Apr 28, 2015
External force detecting method and external force detecting device
KOYAMA MITSUAKI2 citations61
US8919201B2Dec 30, 2014
Acceleration measuring apparatus
KOYAMA MITSUAKI2 citations61