Inventor
HASEGAWA KAZUO
JP109 patents
⚠️ This page may combine multiple inventors who share the name “HASEGAWA KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALPS ELECTRIC CO LTD
31 patentsUS4825209AApr 25, 1989
Remote control apparatus
ALPS ELECTRIC CO LTD211 citations99
US5406062AApr 11, 1995
Sensitivity adjustment circuit for bar code scanner and method therefor
ALPS ELECTRIC CO LTD106 citations98
US5874723AFeb 23, 1999
Charging apparatus for wireless device with magnetic lead switch
ALPS ELECTRIC CO LTD54 citations96
US5336874AAug 9, 1994
Bar code reader with error detection and decode control
ALPS ELECTRIC CO LTD84 citations96
US4837430AJun 6, 1989
Photoelectric touch panel having parallel light emitting and detecting arrays separated by a light shield
ALPS ELECTRIC CO LTD76 citations96
US4751379AJun 14, 1988
Touch panel coordinate input device having light filter
ALPS ELECTRIC CO LTD58 citations96
US4742221AMay 3, 1988
Optical coordinate position input device
ALPS ELECTRIC CO LTD108 citations96
US4737631AApr 12, 1988
Filter of photoelectric touch panel with integral spherical protrusion lens
ALPS ELECTRIC CO LTD77 citations96
US4737626AApr 12, 1988
Photoelectric touch panel having reflector and transparent photoconductive plate
ALPS ELECTRIC CO LTD78 citations96
US5122644AJun 16, 1992
Optical code reading device with autofocussing
ALPS ELECTRIC CO LTD54 citations95
US4804244AFeb 14, 1989
Connector for optical fiber
ALPS ELECTRIC CO LTD63 citations95
US4764981AAug 16, 1988
Remote control circuit
ALPS ELECTRIC CO LTD89 citations95
US4747656AMay 31, 1988
Optical fiber connector with locking mechanism
ALPS ELECTRIC CO LTD95 citations95
US5345167ASep 6, 1994
Automatically adjusting drive circuit for light emitting diode
ALPS ELECTRIC CO LTD75 citations94
US5144117ASep 1, 1992
Illumination type optical recorded information reading device
ALPS ELECTRIC CO LTD62 citations94
US5382782AJan 17, 1995
Circuit for adjusting sensitivity of optical character reader and method thereof
ALPS ELECTRIC CO LTD53 citations93
US5325073AJun 28, 1994
Amplifying apparatus with ac/dc feedback circuit
ALPS ELECTRIC CO LTD33 citations93
US4868550ASep 19, 1989
Photoelectric touch panel
ALPS ELECTRIC CO LTD48 citations93
US4851689AJul 25, 1989
Photodetecting circuit
ALPS ELECTRIC CO LTD34 citations93
US4772886ASep 20, 1988
Matrix driver
ALPS ELECTRIC CO LTD26 citations93
US6288474B1Sep 11, 2001
Drive detection device for gyroscope
ALPS ELECTRIC CO LTD28 citations92
US4859840AAug 22, 1989
Code reading apparatus
ALPS ELECTRIC CO LTD26 citations92
US4812642AMar 14, 1989
Optical coordinate system input device
ALPS ELECTRIC CO LTD29 citations92
US6823747B2Nov 30, 2004
Capacitive sensor
ALPS ELECTRIC CO LTD21 citations91
US5243182ASep 7, 1993
Photoelectric switch including synch timing signal emitter and detector and photoelectric detector system using the same
ALPS ELECTRIC CO LTD35 citations91
US4870367ASep 26, 1989
Signal amplifier circuit
ALPS ELECTRIC CO LTD27 citations86
US7024947B2Apr 11, 2006
Detection device including circuit component
ALPS ELECTRIC CO LTD17 citations82
US6829953B2Dec 14, 2004
Capacitive sensor
ALPS ELECTRIC CO LTD13 citations82
US4769535ASep 6, 1988
Dustproof structure for optical coordinate input apparatus
ALPS ELECTRIC CO LTD23 citations82
US4774404ASep 27, 1988
Optical path blockage detecting device
ALPS ELECTRIC CO LTD22 citations81
US6486743B2Nov 26, 2002
Device for driving and detecting oscillator
ALPS ELECTRIC CO LTD7 citations74
SANKYO CO
6 patentsUS4873255AOct 10, 1989
Thiazolidinone derivatives, their preparation and their use
SANKYO CO91 citations96
US5563169AOct 8, 1996
Tricyclic heterocyclic compound
SANKYO CO27 citations92
US5387596AFeb 7, 1995
Benzylidenethiazolidine derivatives and their use for the inhibition lipid peroxides
SANKYO CO20 citations91
US5104888AApr 14, 1992
Thiazolidine derivatives, their preparation and use
SANKYO CO52 citations91
US5354768AOct 11, 1994
Use of imidazopyrazole derivatives as analgesics and anti-inflammatory agents
SANKYO CO24 citations90
US5403860AApr 4, 1995
Octahydronaphthalene oxime compounds for cholesterol synthesis inhibition
SANKYO CO15 citations80
MITSUBISHI ELECTRIC CORP
5 patentsUS5304878AApr 19, 1994
Electronic parts and connector mounting structure of disk unit
MITSUBISHI ELECTRIC CORP33 citations93
US4730292AMar 8, 1988
Device for sequentially feeding a plurality of disk-shaped recording media
MITSUBISHI ELECTRIC CORP36 citations92
US4670866AJun 2, 1987
Recording medium disk continuous-driving apparatus
MITSUBISHI ELECTRIC CORP29 citations92
US6016959AJan 25, 2000
Card drive apparatus and card
MITSUBISHI ELECTRIC CORP30 citations91
US5942744AAug 24, 1999
Card drive apparatus and card
MITSUBISHI ELECTRIC CORP35 citations91
TAISHO PHARMACEUTICAL CO LTD
3 patentsHASEGAWA KAZUO
2 patentsTOYOTA CHUO KENKYUSHO KK
1 patentDAIICHI SEIYAKU CO
1 patentSUZUKI HIROHISA
1 patentShowing the top 50 of 109 patents by PatentIndex Score.