Inventor
KAWASAKI TAKESHI
JP99 patents
⚠️ This page may combine multiple inventors who share the name “KAWASAKI TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
16 patentsUS6193137B1Feb 27, 2001
Constructive body and friction stir welding method
HITACHI LTD145 citations99
US6290117B1Sep 18, 2001
Friction stir welding method and friction stir welding apparatus
HITACHI LTD57 citations96
US6250037B1Jun 26, 2001
Structure body and hollow shape extruded frame member
HITACHI LTD77 citations96
US6527470B2Mar 4, 2003
Structural body and friction stir welding method
HITACHI LTD29 citations93
US6691484B2Feb 17, 2004
Hollow extruded frame member for friction stir welding and structure body formed therefrom
HITACHI LTD16 citations92
US6599641B1Jul 29, 2003
Structural body formed by friction stir welding of hollow extruded frame members
HITACHI LTD31 citations92
US6582832B2Jun 24, 2003
Hollow-shaped material
HITACHI LTD23 citations92
US6532712B2Mar 18, 2003
Structural body and method of manufacture thereof
HITACHI LTD19 citations92
US6494011B2Dec 17, 2002
Hollow extruded frame member for friction stir welding
HITACHI LTD33 citations92
US6461072B2Oct 8, 2002
Structure body for use in friction stir welding
HITACHI LTD20 citations92
US6413610B1Jul 2, 2002
Structure body and a manufacturing method of a structure body
HITACHI LTD43 citations92
US6386425B2May 14, 2002
Method of friction stir welding structural body, structural body, and extruded material
HITACHI LTD21 citations92
US6378264B1Apr 30, 2002
Structure body and method of manufacture thereof
HITACHI LTD42 citations92
US6321975B1Nov 27, 2001
Manufacturing method of a structure body
HITACHI LTD36 citations92
US6276591B1Aug 21, 2001
Friction stir joining method
HITACHI LTD38 citations92
US7249654B2Jul 31, 2007
Heat insulating acoustical structure and carbody shell structure using the same
HITACHI LTD14 citations82
FUJITSU LTD
13 patentsUS5818818AOct 6, 1998
Communication service quality control system
FUJITSU LTD108 citations98
US7107348B2Sep 12, 2006
Packet relay processing apparatus
FUJITSU LTD91 citations96
US6094418AJul 25, 2000
Feedback control method and device in ATM switching system
FUJITSU LTD54 citations96
US5949757ASep 7, 1999
Packet flow monitor and control system
FUJITSU LTD56 citations96
US5689501ANov 18, 1997
Connectionless communication system
FUJITSU LTD67 citations95
US6965566B2Nov 15, 2005
Packet flow control apparatus and a method for controlling the same
FUJITSU LTD42 citations92
US6671257B1Dec 30, 2003
Feedback control method and device in ATM switching system
FUJITSU LTD36 citations92
US6411620B1Jun 25, 2002
Connectionless communication system
FUJITSU LTD26 citations92
US6226265B1May 1, 2001
Packet flow monitor and control system
FUJITSU LTD43 citations92
US5940375AAug 17, 1999
Feedback control apparatus and cell scheduling apparatus for use with cell exchange
FUJITSU LTD51 citations92
US5809012ASep 15, 1998
Connectionless communication system
FUJITSU LTD55 citations92
US5513191AApr 30, 1996
Asynchronous transfer mode (ATM) cell error processing system
FUJITSU LTD29 citations92
US5734641AMar 31, 1998
Device and method for discriminating timeout
FUJITSU LTD18 citations84
HITACHI HIGH TECH CORP
10 patentsUS7521675B2Apr 21, 2009
Charged particle beam apparatus
HITACHI HIGH TECH CORP20 citations92
US7223983B2May 29, 2007
Charged particle beam column
HITACHI HIGH TECH CORP35 citations92
US6982427B2Jan 3, 2006
Electron beam apparatus with aberration corrector
HITACHI HIGH TECH CORP18 citations92
US7504624B2Mar 17, 2009
Charged particle beam device
HITACHI HIGH TECH CORP13 citations84
US7211804B2May 1, 2007
Chromatic aberration corrector for charged particles and charged-particle optical apparatus using the corrector
HITACHI HIGH TECH CORP16 citations84
US7872240B2Jan 18, 2011
Corrector for charged-particle beam aberration and charged-particle beam apparatus
HITACHI HIGH TECH CORP7 citations83
US7714286B2May 11, 2010
Charged particle beam apparatus, aberration correction value calculation unit therefor, and aberration correction program therefor
HITACHI HIGH TECH CORP11 citations83
US7825377B2Nov 2, 2010
Electron beam apparatus with aberration corrector
HITACHI HIGH TECH CORP6 citations74
US7375323B2May 20, 2008
Electron beam apparatus with aberration corrector
HITACHI HIGH TECH CORP4 citations74
US7199365B2Apr 3, 2007
Electron beam apparatus with aberration corrector
HITACHI HIGH TECH CORP4 citations74
SEIKO EPSON CORP
4 patentsUS5144156ASep 1, 1992
Phase synchronizing circuit with feedback to control charge pump
SEIKO EPSON CORP89 citations96
US5319320AJun 7, 1994
Phase-locked loop having frequency and phase control current pumps
SEIKO EPSON CORP26 citations93
US5285483AFeb 8, 1994
Phase synchronization circuit
SEIKO EPSON CORP41 citations92
US5021749AJun 4, 1991
Switchable capacitor loop filter for phase locked loop
SEIKO EPSON CORP30 citations91
EUDYNA DEVICES INC
4 patentsUS7592647B2Sep 22, 2009
Semiconductor device and manufacturing method thereof
EUDYNA DEVICES INC32 citations92
US8044433B2Oct 25, 2011
GaN-based high electron mobility transistor (HEMT) with an embedded gate electrode having a first recess portion and a second recess portion to improve drain breakdown voltage
EUDYNA DEVICES INC10 citations84
US7723751B2May 25, 2010
Semiconductor device and fabrication method of the same
EUDYNA DEVICES INC9 citations84
US7521707B2Apr 21, 2009
Semiconductor device having GaN-based semiconductor layer
EUDYNA DEVICES INC12 citations84
WEBASTO WERK BAIER KG W
1 patentHIROSE KOTOKO
1 patentKUBOTA KK
1 patentShowing the top 50 of 99 patents by PatentIndex Score.