Inventor
KONDO MASAFUMI
JP37 patents
⚠️ This page may combine multiple inventors who share the name “KONDO MASAFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
24 patentsUS4984244AJan 8, 1991
Semiconductor laser device
SHARP KK26 citations93
US5022036AJun 4, 1991
Semiconductor laser device
SHARP KK31 citations92
US4845724AJul 4, 1989
Semiconductor laser device having optical guilding layers of unequal resistance
SHARP KK32 citations92
US4750183AJun 7, 1988
Semiconductor laser device
SHARP KK41 citations92
US4745612AMay 17, 1988
Separate confinement heterostructure semiconductor laser device
SHARP KK41 citations92
US5271028ADec 14, 1993
Semiconductor laser device
SHARP KK12 citations74
US5027169AJun 25, 1991
Semiconductor device with substrate misorientation
SHARP KK10 citations74
US5001522AMar 19, 1991
Optical semiconductor device
SHARP KK12 citations74
US4907239AMar 6, 1990
Semiconductor laser device
SHARP KK6 citations74
US4905246AFeb 27, 1990
Semiconductor laser device
SHARP KK13 citations74
US4901326AFeb 13, 1990
Semiconductor laser device
SHARP KK12 citations74
US4894836AJan 16, 1990
Semiconductor device
SHARP KK15 citations74
US4887274ADec 12, 1989
Deterioration-resistant superlattice semiconductor laser device
SHARP KK11 citations74
US4862470AAug 29, 1989
Semiconductor laser device
SHARP KK7 citations74
US4860297AAug 22, 1989
Quantum well semiconductor laser device
SHARP KK13 citations74
US4852111AJul 25, 1989
Semiconductor laser device
SHARP KK14 citations74
US4841533AJun 20, 1989
Semiconductor laser device having a graded index waveguide
SHARP KK9 citations74
US4835783AMay 30, 1989
Semiconductor laser
SHARP KK16 citations74
US4787089ANov 22, 1988
Quantum well semiconductor laser device
SHARP KK13 citations74
US5491106AFeb 13, 1996
Method for growing a compound semiconductor and a method for producing a semiconductor laser
SHARP KK3 citations63
US4899349AFeb 6, 1990
Semiconductor laser device
SHARP KK5 citations63
US4807235AFeb 21, 1989
Semiconductor laser device
SHARP KK6 citations63
US4769822ASep 6, 1988
Semiconductor laser device
SHARP KK3 citations63
US5042044AAug 20, 1991
Semiconductor laser device, a semiconductor wafer
SHARP KK1 citations52
TOSHIBA KK
11 patentsUS5832229ANov 3, 1998
Multicast communication system allows user to join or leave multicast groups and specify communication quality using easily comprehensible and operable user terminal display
TOSHIBA KK98 citations97
US6163799ADec 19, 2000
Communication navigation system which easily finds person who is interested in the same topic
TOSHIBA KK60 citations96
US5986568ANov 16, 1999
Information transfer method, information transfer system, information inputting method, information input device, and system for supporting various operations
TOSHIBA KK81 citations96
US5773976AJun 30, 1998
Shimming in magnetic resonance imaging
TOSHIBA KK63 citations96
US5793209AAug 11, 1998
Nuclear magnetic resonance imaging apparatus using asymmetric torque-free active shield gradient coils
TOSHIBA KK30 citations92
US5708360AJan 13, 1998
Active shield gradient coil for nuclear magnetic resonance imaging apparatus
TOSHIBA KK36 citations92
US5488299AJan 30, 1996
Nuclear magnetic resonance imaging with improved image quality and operation efficiency
TOSHIBA KK23 citations92
US5378986AJan 3, 1995
Magnetic resonance imaging apparatus
TOSHIBA KK20 citations92
US5311134AMay 10, 1994
Magnetic resonance imaging system
TOSHIBA KK46 citations92
US5055789AOct 8, 1991
Magnetic resonance imaging system
TOSHIBA KK28 citations92
US5652515AJul 29, 1997
Method and apparatus for high speed three dimensional nuclear magnetic resonance imaging
TOSHIBA KK13 citations74