Inventor
Ryuichi Handa
Inventor
Gunma, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H10Pprimary
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1033%
H02NElectric machines not otherwise provided for10%
Y10TTechnical subjects covered by former us classification10%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling5%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
C08LCompositions of macromolecular compounds5%
F16JPistons5%
G11BInformation storage based on relative movement between record carrier and transducer5%
PatentTitleYear
7,940,512'Electrostatic chuck'20117,667,943'Electrostatic chuck'20107,352,555'Electrostatic chuck'20086,896,824'Heat-softening heat-radiation sheet'20056,760,214'Electrostatic chuck for ion injector'20046,563,195'Wafer support having a dustproof covering film'20036,545,267'Wafer holder of ion implantation apparatus'20036,071,630'Electrostatic chuck'20005,147,691'Method of producing cover-packing assembly for hard disk device'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2011Patents assigned to SHINETSU CHEMICAL CO (9)· patent assignee history
1992–2010Based in Annaka, JP· patent location history
2000–2011Based in Gunma, JP· patent location history
2003Patents assigned to APPLIED MATERIALS INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SHINETSU CHEMICAL CO | 9 | 1992–2011 |
| APPLIED MATERIALS INC | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Gunma, JP | 5 | 2000–2011 |
| Annaka, JP | 4 | 1992–2010 |