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Inventor

Kiyoshi Yokoyama

Inventor
Kokubu, JP

Overview

11→
Patents
1986–2010
Patent span
Chemistry
Primary field (CPC C)

Patents· 11 as inventor

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

C04Bprimary
C04BLime, magnesia38%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1019%
C23CCoating metallic material10%
Y10TTechnical subjects covered by former us classification10%
B23KSoldering or unsoldering5%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%
H02NElectric machines not otherwise provided for5%
H05BElectric heating5%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h105%
PatentTitleYear
7,709,099'Bonded body, wafer support member using the same, and wafer treatment method'20107,586,734'Electrostatic chuck'20097,381,673'Composite material, wafer holding member and method for manufacturing the same'20086,414,271'Contact heating device'20025,219,500'Silicon nitride sintered body and process for preparation thereof'19934,920,085'Silicon nitride sintered body and process for preparation thereof'19904,892,848'Silicon nitride sintered body and process for preparation thereof'19904,891,342'Process for preparing a silicon nitride sintered body'19904,746,636'Silicon nitride sintered body'19884,716,133'Method for production of silicon nitride sintered body'19874,628,039'Sintered silicon nitride body'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2010Patents assigned to KYOCERA CORP (11)· patent assignee history
1986–2008Based in Kokubu, JP· patent location history
1987Based in Kagoshima, JP· patent location history
1988–1990Based in Hayato, JP· patent location history
2009–2010Based in Kirishima, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KYOCERA CORP111986–2010
Locations
LocationPatentsSpan
Kokubu, JP61986–2008
Kirishima, JP22009–2010
Hayato, JP21988–1990
Kagoshima, JP11987