Inventor
FUJITA KATSUYUKI
JP57 patents
⚠️ This page may combine multiple inventors who share the name “FUJITA KATSUYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
15 patentsUS6567330B2May 20, 2003
Semiconductor memory device
TOSHIBA KK252 citations99
US6466511B2Oct 15, 2002
Semiconductor memory having double data rate transfer technique
TOSHIBA KK145 citations99
US8369129B2Feb 5, 2013
Semiconductor memory device with variable resistance element
TOSHIBA KK38 citations94
US7027334B2Apr 11, 2006
Semiconductor memory device
TOSHIBA KK48 citations93
US6947318B1Sep 20, 2005
Magnetic random access memory
TOSHIBA KK26 citations93
US7859881B2Dec 28, 2010
Magnetic memory device and write/read method of the same
TOSHIBA KK19 citations92
US7869274B2Jan 11, 2011
Semiconductor memory device
TOSHIBA KK7 citations84
US7277341B2Oct 2, 2007
Semiconductor memory device
TOSHIBA KK9 citations74
US6842362B2Jan 11, 2005
Magnetic random access memory
TOSHIBA KK11 citations74
US9747966B2Aug 29, 2017
Semiconductor memory device for sensing memory cell with variable resistance
TOSHIBA KK2 citations73
US7539069B2May 26, 2009
Semiconductor memory device
TOSHIBA KK3 citations63
US7480198B2Jan 20, 2009
Semiconductor memory device and driving method of semiconductor memory device
TOSHIBA KK3 citations63
US7269084B2Sep 11, 2007
Semiconductor memory device
TOSHIBA KK4 citations63
US6819585B2Nov 16, 2004
Magnetic random access memory
TOSHIBA KK2 citations63
US9424906B2Aug 23, 2016
Timing controller with delay time units for a semiconductor storage device
TOSHIBA KK0 citations52
PILOT INK CO LTD
12 patentsUS6494950B1Dec 17, 2002
Thermochromic microencapsulated pigments
PILOT INK CO LTD75 citations96
US5688592ANov 18, 1997
Thermochromic laminate comprising light intercepting pigment and light stabilizer
PILOT INK CO LTD62 citations96
US7494537B2Feb 24, 2009
Thermochromic coloring color-memory composition and thermochromic coloring color-memory microcapsule pigment containing the same
PILOT INK CO LTD49 citations93
US5919404AJul 6, 1999
Reversible thermochromic compositions
PILOT INK CO LTD43 citations93
US5879438AMar 9, 1999
Method for improving light-fastness of reversible thermochromic compositions at the time of color extinguishment
PILOT INK CO LTD28 citations92
US5858914AJan 12, 1999
Thermochromic coloring color-memory footwear
PILOT INK CO LTD26 citations92
US7332109B2Feb 19, 2008
Thermally color-developing reversibly thermochromic pigment
PILOT INK CO LTD19 citations91
US7794631B2Sep 14, 2010
Thermochromic coloring color-memory composition and thermochromic coloring color-memory microcapsule pigment containing the same
PILOT INK CO LTD9 citations84
US7708913B2May 4, 2010
Thermochromic coloring color-memory composition and thermochromic coloring color-memory microcapsule pigment containing the same
PILOT INK CO LTD12 citations84
US7335624B2Feb 26, 2008
Reversible thermochromic display article
PILOT INK CO LTD9 citations83
US6468088B1Oct 22, 2002
Solid having reversibly invisible/visible thermochromic construction enclosed therein
PILOT INK CO LTD17 citations82
US5873932AFeb 23, 1999
Method for improving light-fastness of reversible thermochromic compositions at the time of color development
PILOT INK CO LTD16 citations74
FUJITA KATSUYUKI
11 patentsUS9502140B2Nov 22, 2016
Semiconductor memory device
FUJITA KATSUYUKI49 citations98
US9111624B2Aug 18, 2015
Semiconductor memory device
FUJITA KATSUYUKI5 citations84
US8947918B2Feb 3, 2015
Semiconductor memory device
FUJITA KATSUYUKI7 citations84
US8845799B2Sep 30, 2014
Reversibly thermochromic aqueous ink composition, and writing instrument and writing instrument set each utilizing same
FUJITA KATSUYUKI8 citations84
US8233310B2Jul 31, 2012
Resistance-change memory
FUJITA KATSUYUKI7 citations84
US9257167B2Feb 9, 2016
Resistance change memory
FUJITA KATSUYUKI4 citations73
US8529683B2Sep 10, 2013
Reversible thermal discoloration aqueous ink composition and writing implement using the same and writing implement set
FUJITA KATSUYUKI5 citations73
US9025400B2May 5, 2015
Semiconductor storage device
FUJITA KATSUYUKI2 citations63
US8173052B2May 8, 2012
Writing implement with thermochromic coloring color-memory composition
FUJITA KATSUYUKI2 citations63
US9589621B2Mar 7, 2017
Resistance change memory
FUJITA KATSUYUKI0 citations52
US9153308B2Oct 6, 2015
Magnetic random access memory device
FUJITA KATSUYUKI0 citations52
TOSHIBA MEMORY CORP
8 patentsUS9799385B2Oct 24, 2017
Resistance change memory
TOSHIBA MEMORY CORP5 citations84
US10672433B2Jun 2, 2020
Semiconductor memory device
TOSHIBA MEMORY CORP2 citations73
US10410706B2Sep 10, 2019
Resistance change type memory
TOSHIBA MEMORY CORP3 citations73
US10269404B2Apr 23, 2019
Resistance change memory
TOSHIBA MEMORY CORP2 citations73
USRE46920EJun 26, 2018
Semiconductor memory device with variable resistance element
TOSHIBA MEMORY CORP4 citations73
US9887237B2Feb 6, 2018
Magnetic storage device
TOSHIBA MEMORY CORP3 citations72
US10783933B2Sep 22, 2020
Semiconductor memory device
TOSHIBA MEMORY CORP0 citations52
USRE48178EAug 25, 2020
Semiconductor memory device
TOSHIBA MEMORY CORP0 citations52
SUMITOMO CEMENT CO
1 patentMAZDA MOTOR
1 patentITO YOSHIHIRO
1 patentTAKAHASHI MASAHIRO
1 patentShowing the top 50 of 57 patents by PatentIndex Score.