Inventor
ISHII YOSHITO
JP23 patents
⚠️ This page may combine multiple inventors who share the name “ISHII YOSHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI CHEMICAL CO LTD
14 patentsUS6447956B2Sep 10, 2002
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD22 citations96
US6444365B2Sep 3, 2002
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD25 citations96
US6344296B1Feb 5, 2002
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD48 citations96
US7399553B2Jul 15, 2008
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD11 citations92
US7288342B2Oct 30, 2007
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD11 citations92
US6953640B2Oct 11, 2005
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD13 citations92
US7700239B2Apr 20, 2010
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD7 citations82
US7410727B2Aug 12, 2008
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD8 citations82
US7378191B2May 27, 2008
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD7 citations82
US7906240B2Mar 15, 2011
Negative electrode for lithium secondary battery and lithium secondary battery
HITACHI CHEMICAL CO LTD9 citations80
US8802297B2Aug 12, 2014
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD2 citations74
US7947395B2May 24, 2011
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD5 citations74
US7335447B2Feb 26, 2008
Graphite particles and lithium secondary battery using the same as negative electrode
HITACHI CHEMICAL CO LTD2 citations74
US9508980B2Nov 29, 2016
Graphite particles and lithium secondary battery using the same as negative
HITACHI CHEMICAL CO LTD1 citations63
HITACHI LTD
4 patentsUS6268086B1Jul 31, 2001
Non-aqueous secondary battery and a method of manufacturing graphite powder
HITACHI LTD18 citations92
US6383467B1May 7, 2002
Non-aqueous secondary battery and a method of manufacturing graphite powder
HITACHI LTD10 citations73
US7273681B2Sep 25, 2007
Non-aqueous secondary battery having negative electrode including graphite powder
HITACHI LTD0 citations52
US6835215B2Dec 28, 2004
Non-aqueous secondary battery and a method of manufacturing graphite powder
HITACHI LTD0 citations52
ISHII YOSHITO
3 patentsUS8129051B2Mar 6, 2012
Graphite particles and lithium secondary battery using the same as negative electrode
ISHII YOSHITO2 citations72
US8580437B2Nov 12, 2013
Graphite particles and lithium secondary battery using the same as negative electrode
ISHII YOSHITO0 citations61
US10651458B2May 12, 2020
Negative electrode for lithium secondary battery and lithium secondary battery
ISHII YOSHITO0 citations47