Inventor
Kazuya Yoshijima
Inventor
Okazaki, JP
Overview
Patents· 30 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Jprimary
F16JPistons30%
F02FCylinders, pistons or casings, for combustion engines25%
F01LCyclically operating valves for machines or engines15%
Y10TTechnical subjects covered by former us classification10%
F01MLubricating of machines or engines in general5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
F16KValves3%
B29CShaping or joining of plastics2%
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. inserts2%
C09KMaterials for miscellaneous applications, not provided for elsewhere2%
PatentTitleYear
9,840,950'Oil pan'20179,399,935'Oil pan inner tank valve structure'20169,239,112'Metal gasket'20168,960,681'Cylinder head gasket'20158,714,564'Cylinder head gasket'20148,297,900'Composite member fixing structure'20128,161,928'Cylinder head cover'20128,123,230'Cylinder head gasket'20128,113,162'Cylinder head cover'20128,105,518'Method for joining first and second members to each other through a joint material'20128,042,815'Cylinder head gasket and engine'20117,789,056'Sleeve and cylinder head cover'20107,753,378'Cylinder head gasket'20107,594,488'Cylinder head cover and method for mounting cylinder head cover to cylinder head'20097,536,987'Mounting structure of functional device for internal combustion engine'20097,341,033'Cylinder head cover'20087,255,078'Resin cylinder head cover'20077,174,868'Resin cylinder head cover'20077,162,986'Cylinder head cover'20077,121,243'Valve case and resin cylinder head cover'20066,659,471'Gasket for sealing tri-face area'20036,588,765'Monolayer metal gaskets'20036,575,473'Metallic gasket'20036,502,830'Metallic gasket'20036,502,829'Gasket-squeeze construction'20036,478,307'Metal gasket'20026,439,579'Laminated gasket'20025,205,566'Metallic gasket'19934,736,956'Jointing construction with gasket between surfaces of two members with different thermal expansion coefficients and bonded to one thereof'19884,728,111'Compressed asbestos sheet gasket which swells in presence of liquids'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2017Patents assigned to TOYOTA MOTOR CO LTD (22)· patent assignee history
1988–2017Based in Okazaki, JP· patent location history
1988–2016Based in Toyota, JP· patent location history
2002–2016Patents assigned to NIPPON GASKET KK (9)· patent assignee history
2003Based in Aichi, JP· patent location history
2012–2016Patents assigned to YOSHIJIMA KAZUYA (9)· patent assignee history
2012Patents assigned to SUMIYA YOSHIAKI (4)· patent assignee history
2012Patents assigned to TOYOTA BOSHOKU KK (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOYOTA MOTOR CO LTD | 22 | 1988–2017 |
| NIPPON GASKET KK | 9 | 2002–2016 |
| YOSHIJIMA KAZUYAself | 9 | 2012–2016 |
| SUMIYA YOSHIAKI | 4 | 2012 |
| TOYOTA BOSHOKU KK | 4 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Okazaki, JP | 21 | 1988–2017 |
| Toyota, JP | 5 | 1988–2016 |
| Aichi, JP | 4 | 2003 |