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List of Wafertech patents

Patents where

Current Assignee

Name

Wafertech

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 7572342 Method and apparatus for cleaning semiconductor photolithography tools	Patent 7572342 was granted and assigned to Wafertech on August, 2009 by the United States Patent and Trademark Office.		Wafertech	United States Patent and Trademark Office	7572342	August 11, 2009
‌ US Patent 7142314 Wafer stage position calibration method and system	Patent 7142314 was granted and assigned to Wafertech on November, 2006 by the United States Patent and Trademark Office.		Wafertech	United States Patent and Trademark Office	7142314	November 28, 2006
‌ US Patent 7631286 Automated metrology recipe generation	Patent 7631286 was granted and assigned to Wafertech on December, 2009 by the United States Patent and Trademark Office.		Wafertech	United States Patent and Trademark Office	7631286	December 8, 2009
‌ US Patent 7127830 Reticle carrier apparatus and method that tilts reticle for drying	Patent 7127830 was granted and assigned to Wafertech on October, 2006 by the United States Patent and Trademark Office.		Wafertech	United States Patent and Trademark Office	7127830	October 31, 2006
‌ US Patent 9520355 Voltage and temperature independent MIM capacitors	Patent 9520355 was granted and assigned to Wafertech on December, 2016 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9520355	December 13, 2016
‌ US Patent 8743585 Semiconductor device with one-time programmable memory cell including anti-fuse with metal/polycide gate	Patent 8743585 was granted and assigned to Wafertech on June, 2014 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	8743585	June 3, 2014
‌ US Patent 9275918 Statistical method for monitoring manufacturing equipment and processing operations	Patent 9275918 was granted and assigned to Wafertech on March, 2016 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9275918	March 1, 2016
‌ US Patent 9831087 Split gate embedded flash memory and method for forming the same	Patent 9831087 was granted and assigned to Wafertech on November, 2017 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9831087	November 28, 2017
‌ US Patent 9378954 Plasma pre-treatment for improved uniformity in semiconductor manufacturing	Patent 9378954 was granted and assigned to Wafertech on June, 2016 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9378954	June 28, 2016
‌ US Patent 10128325 Inductor structures for integrated circuits	Patent 10128325 was granted and assigned to Wafertech on November, 2018 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	10128325	November 13, 2018
‌ US Patent 11175257 Solid state sensor for metal ion detection and trapping in solution	Patent 11175257 was granted and assigned to Wafertech on November, 2021 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	11175257	November 16, 2021
‌ US Patent 9358555 Threaded dispense nozzle and alignment method and device for photoresist and other fluid coaters	Patent 9358555 was granted and assigned to Wafertech on June, 2016 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9358555	June 7, 2016
‌ US Patent 9000783 Solid state sensor for metal ion detection and trapping in solution	Patent 9000783 was granted and assigned to Wafertech on April, 2015 by the United States Patent and Trademark Office.		Wafertech	United States Patent and Trademark Office	9000783	April 7, 2015
‌ US Patent 9257515 Split gate flash cell semiconductor device	Patent 9257515 was granted and assigned to Wafertech on February, 2016 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9257515	February 9, 2016
‌ US Patent 9564382 Test structure for determining overlay accuracy in semiconductor devices using resistance measurement	Patent 9564382 was granted and assigned to Wafertech on February, 2017 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9564382	February 7, 2017
‌ US Patent 9397227 Split gate flash cell semiconductor device	Patent 9397227 was granted and assigned to Wafertech on July, 2016 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9397227	July 19, 2016
‌ US Patent 9401367 Nonvolatile memory cell with improved isolation structures	Patent 9401367 was granted and assigned to Wafertech on July, 2016 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9401367	July 26, 2016
‌ US Patent 9064788 Statistical method for monitoring manufacturing equipment and processing operations	Patent 9064788 was granted and assigned to Wafertech on June, 2015 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9064788	June 23, 2015
‌ US Patent 8951833 Defect free deep trench method for semiconductor chip	Patent 8951833 was granted and assigned to Wafertech on February, 2015 by the United States Patent and Trademark Office.		Wafertech	United States Patent and Trademark Office	8951833	February 10, 2015
‌ US Patent 8841676 Vertical integrated semiconductor device with multiple continuous single crystal silicon layers vertically separated from one another	Patent 8841676 was granted and assigned to Wafertech on September, 2014 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	8841676	September 23, 2014
‌ US Patent 8435856 Floating gate flash cell device and method for partially etching silicon gate to form the same	Patent 8435856 was granted and assigned to Wafertech on May, 2013 by the United States Patent and Trademark Office.		Wafertech	United States Patent and Trademark Office	8435856	May 7, 2013
‌ US Patent 9147577 Floating gate flash cell device and method for partially etching silicon gate to form the same	Patent 9147577 was granted and assigned to Wafertech on September, 2015 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9147577	September 29, 2015
‌ US Patent 9312351 Floating gate flash cell with extended floating gate	Patent 9312351 was granted and assigned to Wafertech on April, 2016 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9312351	April 12, 2016
‌ US Patent 9618929 Method and priority system for inventory management in semiconductor manufacturing	Patent 9618929 was granted and assigned to Wafertech on April, 2017 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9618929	April 11, 2017
‌ US Patent 9362443 Solar cell with absorber layer with three dimensional projections for energy harvesting, and method for forming the same	Patent 9362443 was granted and assigned to Wafertech on June, 2016 by the United States Patent and Trademark Office.	Wafertech	Wafertech	United States Patent and Trademark Office	9362443	June 7, 2016

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