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Inventor

Seiji Kawasaki

Inventor
Hiroshima, JP

Overview

44→
Patents
1998–2019
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.

B60Nprimary
B60NSeats specially adapted for vehicles42%
A47CChairs12%
Y10TTechnical subjects covered by former us classification4%
B29CShaping or joining of plastics3%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts3%
B29LIndexing scheme associated with subclass b29c, relating to particular articles3%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%
F16FSprings3%
A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons2%
B61DBody details or kinds of railway vehicles2%
PatentTitleYear
10,369,909Surface fastener, cushioning structure, and seat structure201910,118,323Manufacturing method of integrated foam-molded product20189,862,291'Seat slide device'20189,840,170'Vehicle seat'20179,826,295'Acoustic device and headrest'20179,738,196'Base net and seat structure'20179,682,644'Seat'20179,637,033'Lifter mechanism and vehicle seat'20179,522,448'Manufacturing method for seat frame structure'20169,428,090'Headrest with speakers and method for manufacturing headrest cushion member'20169,376,044'Vehicle seat'20169,022,481'Cushion member and seat structure'20158,960,790'Vehicle seat'20158,919,887'Elastic member made of expanded resin beads, laminated elastic structural body, and seat structure'20148,900,378'Structural material'20148,540,313'Seat structure'20138,528,982'Seat'20137,845,733'Seat'20107,731,294'Seat'20107,631,933'Seat'20097,618,096'Seat structure'20097,600,821'Seat'20097,533,932'Slide adjuster for an automobile seat'20097,503,627'Seat'20097,455,366'Thin sheet'20087,416,256'Base net supporting mechanism for seat and seat structure thereof'20087,303,229'Seat construction'20077,275,793'Seat'20077,134,718'Vehicle seat'20067,128,371'Seat structure'20067,104,607'Seat'20067,044,551'Seat structure'20066,932,432'Seat structure'20056,921,132'Seat structure'20056,854,805'Seat structure'20056,817,674'Seat structure'20046,489,000'Cushion having a three-dimensional net'20026,435,618'Seat'20026,325,365'Vibration mechanism'20016,302,487'Seat having a three-dimensional net'20016,232,689'Energy extracting mechanism having a magnetic spring'20016,035,980'Magnetic spring having damping characteristics and vibration mechanism having same'20005,997,089'Reclining seat'19995,776,422'Cleaning sterilization apparatus for topsoil'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Based in Yokohama, JP· patent location history
1999–2019Patents assigned to DELTA TOOLING CO LTD (40)· patent assignee history
1999–2017Based in Hiroshima, JP· patent location history
2000–2019Based in Higashihiroshima, JP· patent location history
2013–2015Patents assigned to FUJITA ETSUNORI (6)· patent assignee history
2013–2015Patents assigned to KAWASAKI SEIJI (6)· patent assignee history
2013–2015Patents assigned to MAKITA SOICHI (4)· patent assignee history
2013–2015Patents assigned to OGURA YUMI (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DELTA TOOLING CO LTD401999–2019
FUJITA ETSUNORI62013–2015
KAWASAKI SEIJIself62013–2015
MAKITA SOICHI42013–2015
OGURA YUMI42013–2015
Locations
LocationPatentsSpan
Hiroshima, JP321999–2017
Higashihiroshima, JP112000–2019
Yokohama, JP11998