Inventor
TAKANO ISAMU
JP11 patents
⚠️ This page may combine multiple inventors who share the name “TAKANO ISAMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
10 patentsUS5467213ANov 14, 1995
Optical trunk transmission system and an optical repeater circuit
NEC CORP26 citations92
US5392147AFeb 21, 1995
Optical trunk transmission system and an optical repeater circuit
NEC CORP21 citations92
US5949566ASep 7, 1999
Optical transmitter
NEC CORP25 citations91
US5412339AMay 2, 1995
High frequency amplifier
NEC CORP22 citations91
US5706118AJan 6, 1998
Optical transmission method and optical transmission apparatus
NEC CORP12 citations72
US5701087ADec 23, 1997
Prescaler IC test method capable of executing alternate current test by the use of IC tester for direct current test
NEC CORP8 citations72
US5604447AFeb 18, 1997
Prescaler IC testing method and test probe card
NEC CORP8 citations72
US5379143AJan 3, 1995
Optical regenerative-repeater system
NEC CORP6 citations61
US5121416AJun 9, 1992
Timing extracting method suitable for a high bit-rate transmission system and a circuit therefor
NEC CORP6 citations61
US5880869AMar 9, 1999
Optical transmitter
NEC CORP0 citations51