Inventor
ISHIKAWA HAJIME
JP24 patents
⚠️ This page may combine multiple inventors who share the name “ISHIKAWA HAJIME”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
9 patentsUS6477184B1Nov 5, 2002
Time-division multiplexing transmission system
NEC CORP33 citations92
US5610911AMar 11, 1997
Method and device for channel selection
NEC CORP29 citations92
US7372804B2May 13, 2008
Multiplex communication system and method
NEC CORP19 citations89
US6219357B1Apr 17, 2001
Channel multiplex demultiplex method and channel multiplex demultiplex unit
NEC CORP18 citations84
US5757800AMay 26, 1998
Time division multiplexing transmitter and decoding circuit used for said transmitter and method for time division multiplexing transmission
NEC CORP6 citations73
US11461884B2Oct 4, 2022
Field management apparatus, field management method, and computer readable recording medium
NEC CORP1 citations59
US11348272B2May 31, 2022
Vegetation index calculation apparatus, vegetation index calculation method, and computer readable recording medium
NEC CORP0 citations59
US5892469AApr 6, 1999
Time division multiplexing transmitter and decoding circuit used for said transmitter and method for time division multiplexing transmission
NEC CORP1 citations51
US11417089B2Aug 16, 2022
Vegetation index calculation apparatus, vegetation index calculation method, and computer readable recording medium
NEC CORP0 citations49
FUJITSU LTD
5 patentsUS4298629ANov 3, 1981
Method for forming a nitride insulating film on a silicon semiconductor substrate surface by direct nitridation
FUJITSU LTD76 citations95
US4343657AAug 10, 1982
Process for producing a semiconductor device
FUJITSU LTD32 citations92
US5101249AMar 31, 1992
Nonvolatile semiconductor memory device
FUJITSU LTD36 citations91
US4349395ASep 14, 1982
Method for producing MOS semiconductor device
FUJITSU LTD6 citations73
US4270136AMay 26, 1981
MIS Device having a metal and insulating layer containing at least one cation-trapping element
FUJITSU LTD8 citations73
TIGERS POLYMER
3 patentsUS5589205ADec 31, 1996
Apparatus for manufacturing hollow resin products
TIGERS POLYMER17 citations81
US5785920AJul 28, 1998
Extrusion molding apparatus and method of forming a parison
TIGERS POLYMER16 citations73
US5601779AFeb 11, 1997
Method for manufacturing hollow resin products
TIGERS POLYMER9 citations72