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Inventor

Masahiko Hirose

Inventor
Osaka, JP

Overview

44→
Patents
1977–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 44 as inventor

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

B01Dprimary
B01DSeparation19%
Y10TTechnical subjects covered by former us classification9%
B62DMotor vehicles8%
F16HGearing6%
Y02ATechnologies for adaptation to climate change5%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry4%
C02FTreatment of water, waste water, sewage, or sludge4%
C23CCoating metallic material4%
H01JElectric discharge tubes or discharge lamps4%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%
PatentTitleYear
10,442,709Selectively permeable graphene oxide membrane20199,888,323'Electronic apparatus'20188,989,531'Optical-electrical wiring board and optical module'20158,348,289'Rack-and-pinion mechanism and steering system'20138,272,785'Bearing mechanism having sliding bearing'20127,926,376'Rack guide and rack-and-pinion type steering apparatus having the rack guide'20117,798,504'Bush bearing and rack-and-pinion type steering apparatus for automobile using the same'20107,780,176'Center take-off rack-and-pinion steering apparatus'20107,739,793'Method of manufacturing rack guide base body in rack-and-pinion type steering apparatus and rack guide'20107,588,258'Steering apparatus'20097,442,309'Methods for reducing boron concentration in high salinity liquid'20087,275,456'Method of production rack guide base body in rack-and-pinion type steering device and rack guide'20077,081,202'Composite semipermeable membrane, production method thereof, and water treatment method using the same'20066,837,381'Highly permeable composite reverse osmosis membrane and method of producing the same'20056,821,430'Method of treating reverse osmosis membrane element, and reverse osmosis membrane module'20046,805,796'Water treatment apparatus'20046,723,422'Composite reverse osmosis membrane and process for preparing the same'20046,709,590'Composite reverse osmosis membrane and method for producing the same'20046,454,942'Liquid separation membrane module'20026,171,497'Highly permeable composite reverse osmosis membrane'20016,024,873'Highly permeable composite reverse osmosis membrane and a reverse osmosis membrane module using the same'20005,989,426'Osmosis membrane'19995,843,351'Highly permeable composite reverse osmosis membrane, method of producing the same'19985,744,039'Composite semipermeable membrane and production method thereof'19985,733,602'Method for producing highly permeable composite reverse osmosis membrane'19985,674,398'Composite reverse osmosis membrane'19975,614,099'Highly permeable composite reverse osmosis membrane, method of producing the same, and method of using the same'19975,576,057'Method of producing high permeable composite reverse osmosis membrane'19965,510,527'Acid chloride'19965,336,409'Composite reverse osmosis membrane and novel acid chloride'19944,844,987'Polyamide molding material and hollow-molded body obtained therefrom'19894,772,565'Method of manufacturing solid-state image sensor'19884,746,316'Method for manufacturing a luminous tube for discharge lamp'19884,729,927'Polyester packaging material'19884,634,635'Black ornament'19874,423,303'Apparatus for treating powdery materials utilizing microwave plasma'19834,420,498'Method of forming a decorative metallic nitride coating'19834,397,885'Method and apparatus for treating fluorescent substance'19834,366,208'Process for forming photoconductive organic film'19824,365,587'Apparatus for forming organic polymer thin films utilizing microwave induced plasmas'19824,339,326'Surface processing apparatus utilizing microwave plasma'19824,265,730'Surface treating apparatus utilizing plasma generated by microwave discharge'19814,065,369'Activated gas reaction apparatus & method'19774,051,382'Activated gas reaction apparatus'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1983Patents assigned to TOKYO SHIBAURA ELECTRIC CO (9)· patent assignee history
1977–1988Based in Yokohama, JP· patent location history
1988–1989Based in Matsuyama, JP· patent location history
1994–2019Patents assigned to NITTO DENKO CORP (19)· patent assignee history
1994–2013Based in Osaka, JP· patent location history
1997–2019Based in Shiga, JP· patent location history
2002–2006Based in Ibaraki, JP· patent location history
2009–2013Patents assigned to JTEKT CORP (7)· patent assignee history
2010–2012Patents assigned to OILES INDUSTRY CO LTD (4)· patent assignee history
2012–2015Patents assigned to HIROSE MASAHIKO (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NITTO DENKO CORP191994–2019
TOKYO SHIBAURA ELECTRIC CO91977–1983
JTEKT CORP72009–2013
OILES INDUSTRY CO LTD42010–2012
HIROSE MASAHIKOself32012–2015
Locations
LocationPatentsSpan
Osaka, JP141994–2013
Yokohama, JP101977–1988
Shiga, JP81997–2019
Ibaraki, JP62002–2006
Matsuyama, JP21988–1989