Inventor
OKAMURA EIJI
JP21 patents
⚠️ This page may combine multiple inventors who share the name “OKAMURA EIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
10 patentsUS5469414ANov 21, 1995
Positioning control system
FUJITSU LTD133 citations98
US5798885AAug 25, 1998
Head positioning control for disk apparatus using peak detection, polarity detection and sector mark detection
FUJITSU LTD107 citations97
US5731973AMar 24, 1998
Developing system and measuring system for filing apparatus
FUJITSU LTD59 citations96
US6014285AJan 11, 2000
Positioning control system
FUJITSU LTD38 citations92
US5307330AApr 26, 1994
Settling monitor system for a following servo
FUJITSU LTD20 citations92
US4736900AApr 12, 1988
Motor control apparatus for reel-to-reel tape drive system
FUJITSU LTD7 citations74
US4323832AApr 6, 1982
System for controlling the speed of a magnetic tape transport motor
FUJITSU LTD16 citations74
US6137646AOct 24, 2000
Disk apparatus using coincidence detection to generate variable sector pulses
FUJITSU LTD12 citations72
US6943970B2Sep 13, 2005
Position demodulating method and circuit of disk apparatus
FUJITSU LTD2 citations63
US7602129B2Oct 13, 2009
Rotary-motor-loaded device and control characteristic measurement method and program
FUJITSU LTD4 citations62
LEADING INFORMATION TECHNOLOGY
7 patentsUS6870464B2Mar 22, 2005
Inventory control system
LEADING INFORMATION TECHNOLOGY49 citations92
US6834800B2Dec 28, 2004
Merchandise inventory management system
LEADING INFORMATION TECHNOLOGY15 citations84
US6778880B2Aug 17, 2004
Distribution system
LEADING INFORMATION TECHNOLOGY8 citations73
US6611732B2Aug 26, 2003
Distribution system
LEADING INFORMATION TECHNOLOGY9 citations73
US6606029B1Aug 12, 2003
Electronic tag device
LEADING INFORMATION TECHNOLOGY11 citations73
US6554186B1Apr 29, 2003
Product inspection device
LEADING INFORMATION TECHNOLOGY9 citations73
US6621416B2Sep 16, 2003
Electronic tag device
LEADING INFORMATION TECHNOLOGY3 citations62