Iwai; Hiroki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Iwai; Hiroki.The latest application filed is for "tuning-fork type piezoelectric vibrating piece and piezoelectric device".

Company Profile

3.24.16

Iwai; Hiroki - Sayama JP
Iwai; Hiroki - Saitama N/A JP
- Saitama JP
Iwai; Hiroki - Toyoake JP
IWAI; Hiroki - Sayama-shi JP
Iwai; Hiroki - Toyoake-shi JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
External force detecting method and external force detecting device Grant 9,016,128 - Koyama , et al. April 28, 2	2015-04-28
External force detecting device and external force detecting sensor Grant 8,966,980 - Koyama , et al. March 3, 2	2015-03-03
Tuning fork piezoelectric vibrator with clearance groove formed on the base side of the package Grant 8,933,615 - Ueno , et al. January 13, 2	2015-01-13
Acceleration measuring apparatus Grant 08919201 -	2014-12-30
Acceleration measuring apparatus Grant 8,919,201 - Koyama , et al. December 30, 2	2014-12-30
External force detection apparatus and external force detection sensor Grant 8,890,391 - Koyama , et al. November 18, 2	2014-11-18
Piezoelectric vibrating pieces and associated devices exhibiting enhanced electrical field Grant 8,736,152 - Iwai May 27, 2	2014-05-27
Piezoelectric vibrating pieces and corresponding devices exhibiting reduced vibration leakage Grant 8,729,780 - Iwai May 20, 2	2014-05-20
Tuning-fork type piezoelectric vibrating piece with enhanced frequency adjustment and piezoelectric device incorporating same Grant 8,610,338 - Ichikawa , et al. December 17, 2	2013-12-17
Vehicle generator Grant 8,525,491 - Iwai September 3, 2	2013-09-03
Tuning-Fork Type Piezoelectric Vibrating Piece and Piezoelectric Device App 20130119823 - Ichikawa; Ryoichi ; et al.	2013-05-16
Surface mounted crystal resonator Grant 8,390,180 - Iwai March 5, 2	2013-03-05
External Force Detection Apparatus And External Force Detection Sensor App 20120326566 - KOYAMA; MITSUAKI ; et al.	2012-12-27
Acceleration Measuring Apparatus App 20120312097 - KOYAMA; MITSUAKI ; et al.	2012-12-13
Piezoelectric Device App 20120293048 - UENO; Shunsuke ; et al.	2012-11-22
External force detecting method and external force detecting device App 20120180567 - KOYAMA; Mitsuaki ; et al.	2012-07-19
External force detecting device and external force detecting sensor App 20120180568 - KOYAMA; Mitsuaki ; et al.	2012-07-19
Piezoelectric vibrating devices having bisymmetric vibrating arms and supporting arms, and devices comprising same Grant 8,174,171 - Iwai May 8, 2	2012-05-08
Piezoelectric frames and piezoelectric devices comprising same Grant 8,120,234 - Iwai February 21, 2	2012-02-21
Piezoelectric frames and piezoelectric devices comprising same Grant 8,110,966 - Iwai February 7, 2	2012-02-07
Piezoelectric devices having improved impact resistance Grant 8,110,965 - Iwai , et al. February 7, 2	2012-02-07
Piezoelectric Vibrating Pieces, Piezoelectric Devices, And Methods For Manufacturing Same App 20110241495 - Iwai; Hiroki	2011-10-06
Piezoelectric Vibrating Pieces And Piezoelectric Devices Comprising Same App 20110221311 - Iwai; Hiroki	2011-09-15
Vehicle Generator App 20110215773 - Iwai; Hiroki	2011-09-08
Piezoelectric vibrating piece with extended supporting arms Grant 7,982,374 - Yoshimatsu , et al. July 19, 2	2011-07-19
Surface mounted crystal resonator App 20110156529 - Iwai; Hiroki	2011-06-30
Piezoelectric frames and piezoelectric devices comprising same App 20100164328 - Iwai; Hiroki	2010-07-01
Tuning-Fork Type Piezoelectric Vibrating Piece and Piezoelectric Device App 20100156237 - ICHIKAWA; Ryoichi ; et al.	2010-06-24
Piezoelectric frames and piezoelectric devices comprising same App 20100156246 - Iwai; Hiroki	2010-06-24
Piezoelectric Devices Having Improved Impact Resistance App 20100079040 - IWAI; Hiroki ; et al.	2010-04-01
Piezoelectric Vibrating Pieces And Piezoelectric Devices Comprising Same App 20100079036 - Iwai; Hiroki	2010-04-01
Piezoelectric Vibrating Pieces, Piezoelectric Devices, And Methods For Manufacturing Same App 20090167118 - Yoshimatsu; Masahiro ; et al.	2009-07-02

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