WAFERTECH, LLC
Patent Owner
Stats
- 44 US PATENTS IN FORCE
- 2 US APPLICATIONS PENDING
- Nov 28, 2017 most recent publication
Details
- 44 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 180 Total Citation Count
- Nov 25, 1998 Earliest Filing
- 6 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2015/0236,136 FLASH MEMORY CELL WITH FLOATING GATE WITH INCREASED SURFACE AREAFeb 14, 14Aug 20, 15[H01L]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9618929 Method and priority system for inventory management in semiconductor manufacturingNov 26, 14Apr 11, 17[H01L, G05B, G06F]
9564382 Test structure for determining overlay accuracy in semiconductor devices using resistance measurementJan 08, 16Feb 07, 17[H01L, G01R]
9480938 Method for using acoustic waves for purging filters in semiconductor manufacturing equipmentDec 03, 14Nov 01, 16[H01L, G03F, B01D]
9378954 Plasma pre-treatment for improved uniformity in semiconductor manufacturingMar 12, 14Jun 28, 16[H01L]
9378960 Method and structure for improved floating gate oxide integrity in floating gate semiconductor devicesApr 21, 11Jun 28, 16[H01L]
9358555 Threaded dispense nozzle and alignment method and device for photoresist and other fluid coatersMar 10, 14Jun 07, 16[H01L, B05D, B05B]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2015/0228,738 SPLIT-GATE FLASH CELL WITH COMPOSITE CONTROL GATE AND METHOD FOR FORMING THE SAMEAbandonedFeb 07, 14Aug 13, 15[H01L]
2010/0119,351 Method and system for venting load lock chamber to a desired pressureAbandonedNov 13, 08May 13, 10[H01L]
2005/0229,950 Brush positioning device for a wafer cleaning stationAbandonedApr 14, 04Oct 20, 05[B08B, C23G]
6129819 Method for depositing high density plasma chemical vapor deposition oxide in high aspect ratio gapsExpiredNov 25, 98Oct 10, 00[C23C, H01L]
Top Inventors for This Owner
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