Inventor
TAKEI FUMIO
JP43 patents
⚠️ This page may combine multiple inventors who share the name “TAKEI FUMIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
29 patentsUS6661563B2Dec 9, 2003
Sheet-shaped display, sphere-like resin body, and micro-capsule
FUJITSU LTD143 citations98
US5541860AJul 30, 1996
Small size apparatus for measuring and recording acceleration
FUJITSU LTD163 citations98
US6337155B1Jan 8, 2002
Battery and method of manufacture thereof
FUJITSU LTD25 citations92
US7037614B1May 2, 2006
Electrolyte composition, solid electrolyte membrane, solid polymer fuel cell and manufacturing method for solid electrolyte membrane
FUJITSU LTD27 citations91
US7488819B2Feb 10, 2009
Multidentate ligand
FUJITSU LTD16 citations83
US7396797B2Jul 8, 2008
Production method of catalyst for fuel cell and of fuel cell, and catalyst for fuel cell and fuel cell
FUJITSU LTD15 citations82
US9347803B2May 24, 2016
Abnormality detection system and abnormality detection method
FUJITSU LTD3 citations72
US9310404B2Apr 12, 2016
Power measurement system and power temperature converter
FUJITSU LTD4 citations72
US7671849B2Mar 2, 2010
Input device comprising thiophene derivative polymer and process for producing the same
FUJITSU LTD7 citations72
US7332107B2Feb 19, 2008
Organic conductive polymer composition
FUJITSU LTD8 citations72
US7883804B2Feb 8, 2011
Fuel cell cartridge, fuel cell system, electrical apparatus and method for recovering water generated in fuel cell system
FUJITSU LTD4 citations63
US9528860B2Dec 27, 2016
Abnormality detection system and abnormality detection method
FUJITSU LTD2 citations62
US7544436B2Jun 9, 2009
Fuel cell
FUJITSU LTD2 citations62
US5616440AApr 1, 1997
Photosensitive member, electrophotographic apparatus using the photosensitive member, and process for producing the photosensitive member
FUJITSU LTD2 citations62
US7858215B2Dec 28, 2010
Electrolyte composition, solid electrolyte membrane, solid polymer fuel cell and manufacturing method for solid electrolyte membrane
FUJITSU LTD2 citations61
US7597980B2Oct 6, 2009
Sulfonic acid group-containing, proton-conducting polymer composition, a solid electrolyte membrane and a solid polymer fuel cell
FUJITSU LTD2 citations61
US5534978AJul 9, 1996
Imaging apparatus and photoconductor
FUJITSU LTD6 citations61
US10422751B2Sep 24, 2019
Optical fiber cord and abnormality detection system
FUJITSU LTD0 citations52
US10088342B2Oct 2, 2018
Abnormality detection system and abnormality detection method
FUJITSU LTD1 citations52
US9915620B2Mar 13, 2018
Abnormality detection system and abnormality detection method
FUJITSU LTD1 citations51
US7927756B2Apr 19, 2011
Redox fuel cell using methanol
FUJITSU LTD0 citations50
US5635323AJun 3, 1997
Image forming method
FUJITSU LTD1 citations50
US10281340B2May 7, 2019
Temperature measuring system and temperature measuring method
FUJITSU LTD0 citations41
US10267689B2Apr 23, 2019
Temperature measuring system and temperature measuring method
FUJITSU LTD0 citations41
US9816878B2Nov 14, 2017
Temperature measurement system and abnormality detection method
FUJITSU LTD0 citations41
US9797782B2Oct 24, 2017
Temperature distribution measurement apparatus and temperature distribution measurement method
FUJITSU LTD0 citations41
US9488532B2Nov 8, 2016
Temperature distribution measurement system, temperature distribution measurement apparatus, and temperature distribution measurement method
FUJITSU LTD0 citations41
US9453766B2Sep 27, 2016
Management system
FUJITSU LTD0 citations41
US7553570B2Jun 30, 2009
Fuel cell
FUJITSU LTD0 citations41
FUJITSU COMPONENT LTD
5 patentsUS10712854B2Jul 14, 2020
Input device
FUJITSU COMPONENT LTD2 citations72
US10990180B2Apr 27, 2021
Tactile presentation device
FUJITSU COMPONENT LTD0 citations62
US10860109B2Dec 8, 2020
Tactile presentation device
FUJITSU COMPONENT LTD0 citations52
US9710115B2Jul 18, 2017
Panel-type input device with conductive coat formed from conducting polymer
FUJITSU COMPONENT LTD0 citations52
US10725546B2Jul 28, 2020
Tactile presentation device and touch panel
FUJITSU COMPONENT LTD0 citations41
TAKEI FUMIO
3 patentsUS8740454B2Jun 3, 2014
Environmental measurement system and environmental measurement method
TAKEI FUMIO4 citations71
US8334080B2Dec 18, 2012
Catalyst for fuel cell
TAKEI FUMIO2 citations60
US8918286B2Dec 23, 2014
Environmental measurement system and environmental measurement method
TAKEI FUMIO0 citations39