Inventor
OHASHI KOJI
JP73 patents
⚠️ This page may combine multiple inventors who share the name “OHASHI KOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEIKO EPSON CORP
40 patentsUS7291960B2Nov 6, 2007
Piezoelectric device, piezoelectric actuator, piezoelectric pump, inkjet recording head, inkjet printer, surface acoustic wave device, thin-film piezoelectric resonator, frequency filter, oscillator, electronic circuit, and electronic instrument
SEIKO EPSON CORP23 citations93
US7255941B2Aug 14, 2007
Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric element, semiconductor element, method of manufacturing ferroelectric film, and method of manufacturing ferroelectric capacitor
SEIKO EPSON CORP15 citations93
US7037731B2May 2, 2006
Ferroelectric capacitor, method of manufacturing the same, ferroelectric memory, and piezoelectric device
SEIKO EPSON CORP23 citations93
US9772314B2Sep 26, 2017
Ultrasonic sensor and measuring method using the same, and method of manufacturing ultrasonic sensor
SEIKO EPSON CORP7 citations84
US7622850B2Nov 24, 2009
Piezoelectric device, piezoelectric actuator, piezoelectric pump, inkjet recording head, inkjet printer, surface acoustic wave device, thin-film piezoelectric resonator, frequency filter, oscillator, electronic circuit, and electronic instrument
SEIKO EPSON CORP12 citations84
US7560854B2Jul 14, 2009
Piezoelectric element and its manufacturing method
SEIKO EPSON CORP13 citations84
US7524451B2Apr 28, 2009
Method of manufacturing an insulating target material
SEIKO EPSON CORP9 citations84
US7371473B2May 13, 2008
Ferroelectric film, ferroelectric capacitor, ferroelectric memory, piezoelectric element, semiconductor element, method of manufacturing ferroelectric film, and method of manufacturing ferroelectric capacitor
SEIKO EPSON CORP13 citations84
US7710004B2May 4, 2010
Insulating target material, method of manufacturing insulating target material, conductive complex oxide film, and device
SEIKO EPSON CORP6 citations74
US7187025B2Mar 6, 2007
Ferroelectric material, ferroelectric film and method of manufacturing the same, ferroelectric capacitor and method of manufacturing the same, ferroelectric memory, and piezoelectric device
SEIKO EPSON CORP8 citations74
US11378670B2Jul 5, 2022
Ultrasonic device and ultrasonic apparatus
SEIKO EPSON CORP2 citations73
US11152559B2Oct 19, 2021
Piezoelectric element, ultrasonic sensor, discharging head, ultrasonic device, liquid discharging device, and method of manufacturing piezoelectric element
SEIKO EPSON CORP2 citations73
US10319897B2Jun 11, 2019
Ultrasonic sensor and manufacturing method for the same
SEIKO EPSON CORP2 citations73
US10161916B2Dec 25, 2018
Ultrasonic sensor and measuring method using the same, and method of manufacturing ultrasonic sensor
SEIKO EPSON CORP2 citations73
US9272515B2Mar 1, 2016
Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, ultrasonic transducer, and ultrasonic device
SEIKO EPSON CORP4 citations73
US12239025B2Feb 25, 2025
Mounting structure, ultrasonic device, ultrasonic probe, ultrasonic apparatus, and electronic apparatus
SEIKO EPSON CORP0 citations63
US11917922B2Feb 27, 2024
Mounting structure, ultrasonic device, ultrasonic probe, ultrasonic apparatus, and electronic apparatus
SEIKO EPSON CORP0 citations63
US11581478B2Feb 14, 2023
Mounting structure, ultrasonic device, ultrasonic probe, ultrasonic apparatus, and electronic apparatus
SEIKO EPSON CORP0 citations63
US11179748B2Nov 23, 2021
Mounting structure, ultrasonic device, ultrasonic probe, ultrasonic apparatus, and electronic apparatus
SEIKO EPSON CORP0 citations63
US7707701B2May 4, 2010
Method for manufacturing a piezoelectric element
SEIKO EPSON CORP2 citations63
US7179705B2Feb 20, 2007
Ferroelectric capacitor and its manufacturing method, and ferroelectric memory device
SEIKO EPSON CORP3 citations63
US7163828B2Jan 16, 2007
Electrode, method of manufacturing the same, ferroelectric memory, and semiconductor device
SEIKO EPSON CORP2 citations63
US11872592B2Jan 16, 2024
Ultrasonic device and ultrasonic apparatus
SEIKO EPSON CORP0 citations62
US11858000B2Jan 2, 2024
Ultrasonic device and ultrasonic sensor
SEIKO EPSON CORP0 citations62
US11800809B2Oct 24, 2023
Piezoelectric element, piezoelectric actuator, ultrasonic probe, ultrasonic apparatus, electronic apparatus, liquid jet head, and liquid jet apparatus
SEIKO EPSON CORP0 citations62
US11594670B2Feb 28, 2023
MEMs device and electronic device
SEIKO EPSON CORP1 citations62
US11437564B2Sep 6, 2022
Ultrasonic device and ultrasonic apparatus
SEIKO EPSON CORP0 citations62
US11397254B2Jul 26, 2022
Ultrasonic device and ultrasonic sensor
SEIKO EPSON CORP1 citations62
US11085816B2Aug 10, 2021
Ultrasonic wave sensor and ultrasonic wave device
SEIKO EPSON CORP0 citations62
US11005026B2May 11, 2021
Piezoelectric element, piezoelectric actuator, ultrasonic probe, ultrasonic apparatus, electronic apparatus, liquid ejection head, and liquid ejection device
SEIKO EPSON CORP0 citations62
US10991871B2Apr 27, 2021
Piezoelectric element, piezoelectric actuator, ultrasonic probe, ultrasonic device, electronic apparatus, liquid jet head, and liquid jet device
SEIKO EPSON CORP0 citations62
US10964877B2Mar 30, 2021
Piezoelectric element, piezoelectric actuator, ultrasonic probe, ultrasonic apparatus, electronic apparatus, liquid jet head, and liquid jet apparatus
SEIKO EPSON CORP0 citations62
US12311664B2May 27, 2025
Piezoelectric element, head chip, liquid ejection device, and sensor
SEIKO EPSON CORP0 citations61
US10203404B2Feb 12, 2019
Ultrasonic sensor and manufacturing method for the same
SEIKO EPSON CORP1 citations61
US12156475B2Nov 26, 2024
Piezoelectric device having plurality of vibrating regions and electronic apparatus
SEIKO EPSON CORP0 citations52
US11998390B2Jun 4, 2024
Piezoelectric actuator, ultrasound element, ultrasound probe, ultrasound device, and electronic device
SEIKO EPSON CORP0 citations52
US11690594B2Jul 4, 2023
Piezoelectric actuator, ultrasonic element, ultrasonic probe, ultrasonic device, and electronic device
SEIKO EPSON CORP0 citations52
US11594671B2Feb 28, 2023
Ultrasonic device and ultrasonic sensor
SEIKO EPSON CORP0 citations52
US11529649B2Dec 20, 2022
Piezoelectric film, piezoelectric module, and method of manufacturing piezoelectric film
SEIKO EPSON CORP0 citations52
US11532780B2Dec 20, 2022
Ultrasonic sensor and electronic device
SEIKO EPSON CORP0 citations52
KYOSHIN KOGYO KK
3 patentsUS5376026ADec 27, 1994
Method of mounting a tab type male terminal and an assembly of tab type male terminals
KYOSHIN KOGYO KK11 citations74
USD356779SMar 28, 1995
Tape mounted lug terminal package
KYOSHIN KOGYO KK2 citations63
US5299941AApr 5, 1994
Connecting terminal and a connecting terminal assembly
KYOSHIN KOGYO KK4 citations63
OHASHI KOJI
2 patentsUS9022530B2May 5, 2015
Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus
OHASHI KOJI4 citations72
US8672455B2Mar 18, 2014
Piezoelectric element, piezoelectric actuator, droplet-ejecting head, droplet-ejecting apparatus, and method for manufacturing piezoelectric element
OHASHI KOJI3 citations61
FUJI XEROX CO LTD
1 patentHONDA TAKAHIRO
1 patentYOKOGAWA ELECTRIC CORP
1 patentASAHI GLASS CO LTD
1 patentTOYOTA BOSHOKU KK
1 patentShowing the top 50 of 73 patents by PatentIndex Score.