Inventor

Kenji Hamada

Inventor

Tokyo, JP

Overview

1986–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 50 as inventor

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

A61Bprimary

A61BDiagnosis10%

H10DInorganic electric semiconductor devices9%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h109%

H01LSemiconductor devices8%

B02CCrushing, pulverising, or disintegrating in general4%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein4%

Y10TTechnical subjects covered by former us classification4%

B60GVehicle suspension arrangements3%

G02BOptical elements, systems or apparatus3%

G06TImage data processing or generation, in general3%

PatentTitleYear

11,038,429Insulation-type switching power supply2021 10,693,362Switching power supply2020 10,593,751Semiconductor device and method for manufacturing semiconductor device2020 10,516,017Semiconductor device, and manufacturing method for same2019 10,391,560Cutting device and cutting method2019 10,365,484Head-up display device2019 10,304,939SiC semiconductor device having pn junction interface and method for manufacturing the SiC semiconductor device2019 10,259,978Adhesive film, optical member including the same, and optical display including the same2019 10,191,017Dynamic characteristic calculation apparatus and its method for machine tool2019 10,110,021Balancing device and electrical storage device2018 10,008,863Balance correction device and power storage device2018 9,716,006'Semiconductor device manufacturing method and semiconductor device'2017 9,704,947'Semiconductor device and method for manufacturing same'2017 9,687,212'Ultrasonic diagnosis apparatus, ultrasonic image processing apparatus, ultrasonic image processing method, and ultrasonic image processing program'2017 9,640,610'Semiconductor device and method of manufacturing semiconductor device'2017 9,599,979'Machining error calculation apparatus, machining error calculation method, machining control apparatus and machining control method thereof'2017 9,536,942'Semiconductor device having a plurality of electric field relaxation layers and method for manufacturing same'2017 9,421,657'Machining control apparatus and machining control method thereof'2016 9,414,807'Ultrasound diagnosis apparatus, medical image display apparatus and medical image displaying method'2016 9,282,324'Medical image diagnosis apparatus and image processing apparatus'2016 9,192,352'Ultrasonic diagnostic apparatus, medical image diagnostic apparatus, and medical image processing method'2015 8,882,671'Ultrasonic diagnostic device, ultrasonic image processing apparatus, ultrasonic image acquiring method and ultrasonic diagnosis display method'2014 8,875,891'Press-through package and method of removing medication from same'2014 8,866,158'Semiconductor device and method for manufacturing same'2014 8,740,798'Three-dimensional ultrasonic diagnosis apparatus'2014 8,721,548'Ultrasonic diagnosis apparatus, automatic support apparatus, and automatic support method'2014 8,716,717'Semiconductor device and method for manufacturing the same'2014 8,591,420'Ultrasound imaging apparatus and method for acquiring ultrasound image'2013 7,972,270'Ultrasound imaging apparatus and method having two dimensional focus'2011 7,776,305'Method for purification of nitrogen oxide and apparatus for purification of nitrogen oxide'2010 7,709,146'Bipolar battery and method of manufacturing the same'2010 7,455,252'Powder particle disintegrating and sizing apparatus'2008 7,326,492'Laminate sheet, laminate battery and related method'2008 7,239,907'Diagnostic apparatus, ultrasonic diagnostic apparatus, and operation controlling method thereof'2007 6,781,767'Zoom optical system with a prescribed conjugate distance'2004 6,616,161'Rear suspension apparatus for motor vehicle'2003 6,454,194'Granular material processing apparatus'2002 6,396,559'LCD including spacers used in combination with polymer walls'2002 6,394,374'Disintegrating and grain-regulating device for granules'2002 6,281,960'LCD with black matrix wall(s)'2001 6,267,397'Suspension apparatus for a vehicle'2001 6,266,122'Liquid crystal display device and method for manufacturing the same'2001 6,115,098'LCD having an LC layer with spacers arranged so that LC molecules are in axial symmetry upon application of voltage'2000 5,795,537'Method of producing composite oxide ceramics'1998 5,373,996'Granular material processing apparatus'1994 5,251,134'Suspension system for automotive vehicle'1993 5,079,812'Tow feeding apparatus'1992 4,959,091'Method for increasing the yield of crops'1990 4,790,087'License plate assembly for motorcycles'1988 4,584,009'Herbicidal compositions containing salinomycin'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2008Patents assigned to NARA MACHINERY CO LTD (5)· patent assignee history

1994–2021Based in Tokyo, JP· patent location history

2007–2016Patents assigned to TOSHIBA KK (8)· patent assignee history

2007–2017Based in Otawara, JP· patent location history

2010–2014Based in Hyogo, JP· patent location history

2011–2017Patents assigned to TOSHIBA MEDICAL SYS CORP (9)· patent assignee history

2011–2016Based in Tochigi, JP· patent location history

2013–2017Patents assigned to HAMADA KENJI (13)· patent assignee history

2014–2020Patents assigned to MITSUBISHI ELECTRIC CORP (9)· patent assignee history

2016–2019Based in Kariya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HAMADA KENJIself	13	2013–2017
MITSUBISHI ELECTRIC CORP	9	2014–2020
TOSHIBA MEDICAL SYS CORP	9	2011–2017
TOSHIBA KK	8	2007–2016
NARA MACHINERY CO LTD	5	1994–2008

Locations

Location	Patents	Span
Tokyo, JP	17	1994–2021
Otawara, JP	8	2007–2017
Kariya, JP	4	2016–2019
Tochigi, JP	2	2011–2016
Hyogo, JP	2	2010–2014