Inventor

Hitoshi Hasegawa

Inventor

Yokohama, JP

Overview

40→

Patents

1977–2020

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 40 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Bprimary

A61BDiagnosis8%

H04NPictorial communication, e.g. television8%

A61LMethods or apparatus for sterilising materials or objects in general7%

F02DControlling combustion engines5%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%

G11BInformation storage based on relative movement between record carrier and transducer4%

B01DSeparation3%

B29CShaping or joining of plastics3%

C10MLubricating compositions3%

C10NIndexing scheme associated with subclass c10m relating to lubricating compositions3%

PatentTitleYear

10,812,753Display device, television receiver, and method for manufacturing strut2020 10,588,500Endoscope reprocessing tool2020 10,154,227Display device and television receiver2018 10,096,338Data recording apparatus and data recording method2018 8,897,018'Display device and television receiver'2014 8,703,664'Metal rolling oil composition'2014 8,579,064'Vehicle with electric equipment'2013 8,267,102'Washing tube and endoscope washing and disinfecting apparatus'2012 7,905,831'Endoscope washing/disinfecting system, endoscope, and endoscope washing/disinfecting device'2011 7,758,704'Endoscope cleaning/disinfecting apparatus'2010 7,608,229'Endoscope cleaning and disinfecting apparatus'2009 7,582,056'Endoscope system'2009 7,017,548'Engine controller'2006 6,932,057'Engine control device'2005 6,845,313'Engine start control method and device'2005 6,840,236'Engine control device'2005 6,797,245'Apparatus for washing and disinfecting-sterilizing endoscope'2004 6,367,285'Freeze-concentrating apparatus for aqueous solutions, ice pillar producing apparatus, and freeze-concentrating method for aqueous solutions'2002 6,354,111'Press-forming die for glass elements'2002 6,339,377'Article surveillance security system with self-alarm'2002 6,229,675'Swing arm actuator for magnetic disk unit'2001 6,156,676'Laser marking of semiconductor wafer substrate while inhibiting adherence to substrate surface of particles generated during laser marking'2000 6,103,344'Heat-fused unitary ferrule and method for producing the same'2000 6,069,791'Cooling device for notebook personal computer'2000 6,049,571'Encoding circuit with a function of zero continuous-suppression in a data transmission system'2000 6,038,407'Data recording device for a disposable camera'2000 5,897,185'Data projection device for cameras with a light shielding mask formed between liquid crystal cell and photographic film'1999 5,878,293'Data imprinting apparatus for a camera'1999 5,835,308'Integrally molded disk device actuator with ground path'1998 5,828,521'Arm unit for hard disk drive'1998 5,808,697'Video contrast enhancer'1998 5,502,509'Chrominance-luminance separation method and filter performing selective spatial filter based on detected spatial correlation'1996 5,381,183'Motion-adaptive scanning-line conversion circuit'1995 5,254,838'Igniter for electric ignition systems'1993 5,030,367'Water-dispersion lubricant of graphite, particulate resin and high molecular weight polybasic acid salt'1991 4,742,023'Method for producing a semiconductor device'1988 4,708,633'Injection molding machine'1987 4,608,005'Clamping device'1986 4,104,996'Gap self-compensating hydraulic rocker arm'1978 4,039,293'Catalytic converter for an internal combustion engine'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–1998Patents assigned to MITSUBISHI ELECTRIC CORP (3)· patent assignee history

1999–2000Based in Suwa, JP· patent location history

2000–2011Based in Yokohama, JP· patent location history

2000–2002Based in Kounan, JP· patent location history

2005–2013Patents assigned to YAMAHA MOTOR CO LTD (5)· patent assignee history

2005–2006Based in Shizuoka, JP· patent location history

2009–2020Patents assigned to OLYMPUS CORP (3)· patent assignee history

2009–2012Patents assigned to OLYMPUS MEDICAL SYSTEMS CORP (3)· patent assignee history

2012–2014Patents assigned to HASEGAWA HITOSHI (4)· patent assignee history

2018–2020Based in Sakai, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
YAMAHA MOTOR CO LTD	5	2005–2013
HASEGAWA HITOSHIself	4	2012–2014
MITSUBISHI ELECTRIC CORP	3	1995–1998
OLYMPUS CORP	3	2009–2020
OLYMPUS MEDICAL SYSTEMS CORP	3	2009–2012

Locations

Location	Patents	Span
Yokohama, JP	6	2000–2011
Shizuoka, JP	3	2005–2006
Suwa, JP	3	1999–2000
Sakai, JP	2	2018–2020
Kounan, JP	2	2000–2002