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Inventor

Kar Man Leung

Inventor
Ontario, CA

Overview

2→
Patents
2009–2011
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C23Cprimary
C23CCoating metallic material33%
H03HImpedance networks, e.g. resonant circuits33%
Y10TTechnical subjects covered by former us classification33%
PatentTitleYear
8,007,910'Ultrahard multilayer coating comprising nanocrystalline diamond and nanocrystalline cubic boron nitride'20117,579,759'Surface acoustic wave (SAW) devices based on cubic boron nitride/diamond composite structures'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2011Patents assigned to UNIV CITY HONG KONG (2)· patent assignee history
2009Based in Hong Kong, CN· patent location history
2011Based in Ontario, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNIV CITY HONG KONG22009–2011
Locations
LocationPatentsSpan
Ontario, CA12011
Hong Kong, CN12009