Inventor
FUJIMORI YOSHIKAZU
JP52 patents
⚠️ This page may combine multiple inventors who share the name “FUJIMORI YOSHIKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
39 patentsUS6788567B2Sep 7, 2004
Data holding device and data holding method
ROHM CO LTD80 citations98
US6674109B1Jan 6, 2004
Nonvolatile memory
ROHM CO LTD55 citations96
US7428565B2Sep 23, 2008
Logical operation circuit and logical operation device
ROHM CO LTD42 citations92
US6944045B2Sep 13, 2005
Data holding apparatus and data read out method
ROHM CO LTD45 citations92
US8014186B2Sep 6, 2011
Ferroelectric memory device and operating method for the same
ROHM CO LTD11 citations84
US7564610B2Jul 21, 2009
Light control device and light control system using same
ROHM CO LTD9 citations84
US6097058AAug 1, 2000
Ferroelectric memory device and a method of manufacturing thereof
ROHM CO LTD18 citations84
US7531862B2May 12, 2009
Semiconductor device having ferroelectric substance capacitor
ROHM CO LTD7 citations74
US7372608B2May 13, 2008
Light control device and light control system using the same
ROHM CO LTD8 citations74
US6730522B1May 4, 2004
Method of forming solid of a ferroelectric or high dielectric material and method of manufacturing semiconductor device employing the same
ROHM CO LTD10 citations74
US6392920B2May 21, 2002
Nonvolatile memory and its driving method
ROHM CO LTD8 citations74
US6385076B1May 7, 2002
Nonvolatile memory and its driving method
ROHM CO LTD13 citations74
US7218142B2May 15, 2007
Switch matrix circuit, logical operation circuit, and switch circuit
ROHM CO LTD7 citations73
US6903572B2Jun 7, 2005
Switch matrix circuit, logical operation circuit, and switch circuit
ROHM CO LTD7 citations73
US10032977B2Jul 24, 2018
Device using a piezoelectric element and method for manufacturing the same
ROHM CO LTD2 citations71
US7672034B2Mar 2, 2010
Method for manufacturing optical modulator, optical modulator, and optical modulation system
ROHM CO LTD3 citations63
US7292382B2Nov 6, 2007
Light control unit
ROHM CO LTD4 citations63
US7012460B2Mar 14, 2006
IC device having a transistor switch for a power supply
ROHM CO LTD2 citations63
US6806758B2Oct 19, 2004
IC device having a transistor switch for a power supply
ROHM CO LTD2 citations63
US6740532B2May 25, 2004
Method of manufacturing a ferroelectric thin film
ROHM CO LTD2 citations63
US7464131B2Dec 9, 2008
Logical calculation circuit, logical calculation device, and logical calculation method
ROHM CO LTD3 citations61
US7450412B2Nov 11, 2008
Logical operation circuit and logical operation method
ROHM CO LTD4 citations61
US7026841B2Apr 11, 2006
Logical operation circuit and logical operation method
ROHM CO LTD5 citations61
US12501221B2Dec 16, 2025
Transducer
ROHM CO LTD0 citations52
US12403692B2Sep 2, 2025
Inkjet print head
ROHM CO LTD0 citations52
US9714866B1Jul 25, 2017
Substrate having a hole, method for manufacturing the substrate, infrared sensor, and method for manufacturing the infrared sensor
ROHM CO LTD0 citations52
US7894115B2Feb 22, 2011
Light control apparatus having light modulating film
ROHM CO LTD1 citations52
US7295360B2Nov 13, 2007
Structure having light modulating film and light control device using the same
ROHM CO LTD0 citations52
US7195928B2Mar 27, 2007
Method of manufacturing ferroelectric substance thin film and ferroelectric memory using the ferroelectric substance thin film
ROHM CO LTD0 citations52
US7038930B2May 2, 2006
Memory device with function to perform operation, and method of performing operation and storage
ROHM CO LTD1 citations52
US6833574B2Dec 21, 2004
Semiconductor device having ferroelectric substance capacitor
ROHM CO LTD0 citations52
US9171850B2Oct 27, 2015
Ferroelectric capacitor
ROHM CO LTD1 citations51
US10522734B2Dec 31, 2019
Device using a piezoelectric element and method for manufacturing the same
ROHM CO LTD0 citations50
US9195933B2Nov 24, 2015
Electronic circuit and electronic device including the same
ROHM CO LTD0 citations50
US9064593B2Jun 23, 2015
Data holding device and logic operation circuit using the same
ROHM CO LTD0 citations49
US8947904B2Feb 3, 2015
Data holding device and logic operation circuit using the same
ROHM CO LTD0 citations49
US11964483B2Apr 23, 2024
Piezoelectric film utilization device
ROHM CO LTD0 citations46
US7317794B2Jan 8, 2008
Enciphering and deciphering apparatus, and enciphering and deciphering method
ROHM CO LTD0 citations42
US7039847B2May 2, 2006
Coding-decoding device and method for conversion of binary sequences
ROHM CO LTD0 citations42
FUJIMORI YOSHIKAZU
4 patentsUS8154786B2Apr 10, 2012
Light control device, semiconductor wafer, and light control system
FUJIMORI YOSHIKAZU2 citations61
US8144384B2Mar 27, 2012
Light controller
FUJIMORI YOSHIKAZU3 citations61
US8779486B2Jul 15, 2014
Ferroelectric capacitor
FUJIMORI YOSHIKAZU2 citations60
US8837194B2Sep 16, 2014
Data holding device and logic operation circuit using the same
FUJIMORI YOSHIKAZU0 citations48
SEIKO EPSON CORP
3 patentsUS6084291AJul 4, 2000
Tape carrier for TAB, integrated circuit device, a method of making the same, and an electronic device
SEIKO EPSON CORP47 citations96
US6342727B1Jan 29, 2002
Tape carrier device for a tab
SEIKO EPSON CORP28 citations92
US6124547ASep 26, 2000
Tape carrier package
SEIKO EPSON CORP6 citations63
FUCHIKAMI TAKAAKI
1 patentKATSUNO KENJI
1 patentVOGENX
1 patentTAKAOKA MASAKI
1 patentShowing the top 50 of 52 patents by PatentIndex Score.