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Inventor

Jo-Woong Ha

Inventor
Seoul, KR

Overview

5→
Patents
1998–2006
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

B22Fprimary
B22FWorking metallic powder20%
C04BLime, magnesia20%
C23CCoating metallic material20%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1020%
H01CResistors10%
Y10TTechnical subjects covered by former us classification10%
PatentTitleYear
6,993,828'Method for manufacturing metal thin film resistor'20066,126,749'Apparatus for manufacturing reaction bonded silicon carbide'20005,981,390'Method for depositing a platinum layer on a silicon wafer'19995,770,262'Method for continuous manufacture of reaction bonded silicon carbide'19985,736,422'Method for depositing a platinum layer on a silicon wafer'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2000Patents assigned to KOREA INST SCI & TECH (2)· patent assignee history
1998Patents assigned to DONG YANG CEMENT CORP (1)· patent assignee history
1998–2006Based in Seoul, KR· patent location history
1999Patents assigned to TONG YANG CEMENT CORP (1)· patent assignee history
2006Patents assigned to INOSTEK INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOREA INST SCI & TECH21998–2000
DONG YANG CEMENT CORP11998
INOSTEK INC12006
TONG YANG CEMENT CORP11999
Locations
LocationPatentsSpan
Seoul, KR51998–2006