CHEUNG WOH TECHNOLOGIES LTD.
Patent Owner
Stats
- 5 US PATENTS IN FORCE
- 2 US APPLICATIONS PENDING
- Jan 03, 2017 most recent publication
Details
- 5 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 54 Total Citation Count
- Jun 08, 2004 Earliest Filing
- 0 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
Upgrade to the Professional Level to View Top Patents for this Owner. Learn More |
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2016/0296,995 METHOD AND APPARATUS FOR FORGING A HARD DISK DRIVE BASE PLATE WITH AN EXTENDED HEIGHTJul 16, 15Oct 13, 16[B21K, B21J, G11B]
2016/0167,181 METHOD AND APPARATUS FOR FORMING A HARD DISK DRIVE BASE PLATE WITH AN EXTENDED HEIGHTFeb 24, 16Jun 16, 16[B23P, B23K]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9536572 Apparatus with sealed cavity formed by at least one impermeable weldMay 16, 14Jan 03, 17[H02K, G11B]
9522446 Method and apparatus for forming a hard disk drive base plate with an extended heightNov 26, 14Dec 20, 16[B23P, B21K, B23K, B21J, G06F, B21C]
9481932 Method and apparatus for progressively forging a hard disk drive base plateApr 26, 12Nov 01, 16[C23C, B21K, G11B, B21C]
Expired/Abandoned/Withdrawn Patents
- No Patents to Display
Top Inventors for This Owner
Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More |
We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!
We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.