Inventor
HISHINUMA YOSHIKAZU
JP30 patents
⚠️ This page may combine multiple inventors who share the name “HISHINUMA YOSHIKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJIFILM CORP
18 patentsUS9136459B2Sep 15, 2015
Piezoelectric device and method of manufacturing piezoelectric device
FUJIFILM CORP8 citations84
US7845767B2Dec 7, 2010
Piezoelectric device, method of actuating the same, piezoelectric apparatus, and liquid discharge apparatus
FUJIFILM CORP11 citations84
US8385013B2Feb 26, 2013
Optical module, method for production thereof, and imaging apparatus
FUJIFILM CORP10 citations83
US7948155B2May 24, 2011
Piezoelectric device and liquid-ejecting head
FUJIFILM CORP10 citations83
US7768178B2Aug 3, 2010
Piezoelectric device, piezoelectric actuator, and liquid discharge device having piezoelectric films
FUJIFILM CORP5 citations63
US10921548B2Feb 16, 2021
Focusing mechanism and imaging module
FUJIFILM CORP1 citations62
US8864288B2Oct 21, 2014
Piezoelectric device, method of manufacturing piezoelectric device, and liquid ejection head
FUJIFILM CORP3 citations62
US8354777B2Jan 15, 2013
Piezoelectric film and piezoelectric device including the same, and liquid discharge apparatus
FUJIFILM CORP3 citations62
US7958608B2Jun 14, 2011
Process for manufacting a piezoelectric device
FUJIFILM CORP4 citations62
US10524058B2Dec 31, 2019
Piezoelectric microphone
FUJIFILM CORP0 citations52
US8021983B2Sep 20, 2011
Method of forming pattern of inorganic material film comprising thermally induced cracking
FUJIFILM CORP0 citations52
US12320971B2Jun 3, 2025
Optical scanning device, driving method of optical scanning device, and image drawing system
FUJIFILM CORP0 citations51
US12302041B2May 13, 2025
Optical scanning device, driving method of optical scanning device, and image drawing system
FUJIFILM CORP0 citations51
US12282155B2Apr 22, 2025
Optical scanning device, driving method of optical scanning device, and image drawing system
FUJIFILM CORP0 citations51
US12159562B2Dec 3, 2024
Optical scanning device, method of driving optical scanning device, and image drawing system
FUJIFILM CORP0 citations51
US8851637B2Oct 7, 2014
Passivation of ring electrodes
FUJIFILM CORP0 citations41
US9751346B2Sep 5, 2017
Liquid ejection head, liquid ejection head production method and liquid ejection head production system
FUJIFILM CORP0 citations36
US9701110B2Jul 11, 2017
Liquid ejection head production method and liquid ejection head production system
FUJIFILM CORP0 citations36
HISHINUMA YOSHIKAZU
4 patentsUS8476804B2Jul 2, 2013
Piezoelectric MEMS element, voltage control oscillator, communication apparatus, and method of manufacturing piezoelectric drive type MEMS element
HISHINUMA YOSHIKAZU9 citations82
US10442195B2Oct 15, 2019
Piezoelectric device and method for manufacturing an inkjet head
HISHINUMA YOSHIKAZU2 citations69
US8801150B2Aug 12, 2014
Piezoelectric device, piezoelectric device manufacturing method, and liquid discharge apparatus
HISHINUMA YOSHIKAZU0 citations48
US8075105B2Dec 13, 2011
Perovskite-type oxide film, piezoelectric thin-film device and liquid ejecting device using perovskite-type oxide film, as well as production process and evaluation method for perovskite-type oxide film
HISHINUMA YOSHIKAZU0 citations48
FUJII TAKAMICHI
3 patentsUS8562112B2Oct 22, 2013
Piezoelectric actuator, method of driving same, liquid ejection apparatus and piezoelectric ultrasonic osicllator
FUJII TAKAMICHI2 citations62
US8449083B2May 28, 2013
Multilayer body, piezoelectric element, and liquid ejecting device
FUJII TAKAMICHI2 citations62
US8733905B2May 27, 2014
Piezoelectric device, process for producing the same, and liquid discharge device
FUJII TAKAMICHI0 citations41