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Inventor

Seiji Ito

Inventor
Tokyo, JP

Overview

28→
Patents
1985–2020
Patent span
Performing operations
Primary field (CPC B)

Patents· 28 as inventor

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

B25Bprimary
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding6%
G01NInvestigating or analysing materials by determining their chemical or physical properties6%
Y10TTechnical subjects covered by former us classification6%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for4%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges4%
G11BInformation storage based on relative movement between record carrier and transducer4%
H02GInstallation of electric cables or lines, or of combined optical and electric cables or lines4%
B60JWindows, windscreens, non-fixed roofs, doors, or similar devices for vehicles3%
C08JWorking-up3%
C12MApparatus for enzymology or microbiology3%
PatentTitleYear
10,850,376Tensioning device202010,828,759Tensioning device202010,794,416Tensioning device202010,641,689Method of preparing glass slide specimen of cells202010,608,229Battery module, battery, and electric device202010,022,659Device for isolating periphery circulating tumor cells or rare cells, and method of isolating periphery circulating tumor cells or rare cells20189,968,932Microchannel chip for microparticle separation, microparticle separation method and system for microparticle separation using chip20189,676,015'Composite rolling mill roll and rolling method'20179,199,364'Torque driver'20159,030,359'Communication sheet structure and information management system'20158,648,259'Accordion-style grommet with shape-influencing stiffeners'20148,476,372'Polyester fiber and method for its production, and tire cord, tire, belt-reinforcing fiber material and belt comprising the polyester fiber'20137,868,450'Semiconductor package'20117,796,724'X-ray fluoroscopic system'20107,772,491'Structure of interconnection fitting of division protectors'20107,735,877'Connection structure for resin pipe'20107,544,484'Nucleic acids encoding membrane-binding proteins and methods of using same'20096,933,439'Waterproof grommet'20056,896,746'Hot-rolled steel wire rods and bars usable for machine structural use without annealing and method for producing the same'20056,124,043'Biaxially oriented film'20006,074,487'Unit for vaporizing liquid materials'20006,048,627'Biaxially oriented polyethylene naphthalate copolymer film'20005,766,703'Automobile weather strip'19985,556,059'Device for guiding wire harness of steering column'19965,367,830'Roof-side weather strip for a motor vehicle'1994D0313385'Automobile tire'1991D0294926'Automobile tire'19884,506,857'Adjustable mounting for a motor on a base'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2020Based in Tokyo, JP· patent location history
1988–1991Patents assigned to BRIDGESTONE CORP (2)· patent assignee history
1996–2010Patents assigned to YAZAKI CORP (3)· patent assignee history
1996–2005Based in Shizuoka, JP· patent location history
2000–2010Based in Kyoto, JP· patent location history
2013–2015Patents assigned to ITO SEIJI (4)· patent assignee history
2013–2015Based in Ibaraki, JP· patent location history
2015–2020Patents assigned to TOHNICHI MFG CO LTD (4)· patent assignee history
2018–2020Patents assigned to OPTNICS PREC CO LTD (2)· patent assignee history
2018–2020Based in Aichi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ITO SEIJIself42013–2015
TOHNICHI MFG CO LTD42015–2020
YAZAKI CORP31996–2010
BRIDGESTONE CORP21988–1991
OPTNICS PREC CO LTD22018–2020
Locations
LocationPatentsSpan
Tokyo, JP81985–2020
Aichi, JP32018–2020
Ibaraki, JP22013–2015
Kyoto, JP22000–2010
Shizuoka, JP21996–2005