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name:-0.029902935028076
name:-0.024072885513306
name:-0.013607978820801
Oefner; Helmut Patent Filings

Oefner; Helmut

Patent Applications and Registrations

Patent applications and USPTO patent grants for Oefner; Helmut.The latest application filed is for "method of manufacturing cz silicon wafers".

Company Profile
12.22.24
  • Oefner; Helmut - Zorneding DE
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Method of Manufacturing CZ Silicon Wafers
App 20220042204 - Schulze; Hans-Joachim ;   et al.
2022-02-10
Methods for Forming a Semiconductor Device
App 20220037165 - Schulze; Hans-Joachim ;   et al.
2022-02-03
Semiconductor device, silicon wafer and method of manufacturing a silicon wafer
Grant 10,957,767 - Caspary , et al. March 23, 2
2021-03-23
Method of manufacturing CZ silicon wafers, and method of manufacturing a semiconductor device
Grant 10,837,120 - Freund , et al. November 17, 2
2020-11-17
Method of manufacturing CZ silicon wafers, and method of manufacturing a semiconductor device
Grant 10,724,149 - Freund , et al.
2020-07-28
Method Of Manufacturing Cz Silicon Wafers, And Method Of Manufacturing A Semiconductor Device
App 20200224326 - Freund; Johannes ;   et al.
2020-07-16
Semiconductor Device, Silicon Wafer And Method Of Manufacturing A Silicon Wafer
App 20200161424 - CASPARY; Nico ;   et al.
2020-05-21
Semiconductor device, silicon wafer and method of manufacturing a silicon wafer
Grant 10,566,424 - Caspary , et al. Feb
2020-02-18
Doping method
Grant 10,566,198 - Schulze , et al. Feb
2020-02-18
Semiconductor device having a variable carbon concentration
Grant 10,529,838 - Schulze , et al. J
2020-01-07
Method Of Manufacturing Cz Silicon Wafers, And Method Of Manufacturing A Semiconductor Device
App 20190249330 - Freund; Johannes ;   et al.
2019-08-15
Methods of planarizing SiC surfaces
Grant 10,319,599 - Schulze , et al.
2019-06-11
Method and assembly for determining the carbon content in silicon
Grant 10,317,338 - Ganagona , et al.
2019-06-11
Method of manufacturing CZ silicon wafers, and method of manufacturing a semiconductor device
Grant 10,273,597 - Freund , et al.
2019-04-30
Doping Method
App 20190088482 - Schulze; Hans-Joachim ;   et al.
2019-03-21
Methods of Planarizing SiC Surfaces
App 20180350612 - Schulze; Hans-Joachim ;   et al.
2018-12-06
Semiconductor wafer and manufacturing method
Grant 10,026,816 - Schulze , et al. July 17, 2
2018-07-17
Semiconductor device having a defined oxygen concentration
Grant 10,014,400 - Oefner , et al. July 3, 2
2018-07-03
Method of reducing defects in an epitaxial layer
Grant 9,972,488 - Schulze , et al. May 15, 2
2018-05-15
Method for forming a semiconductor device and a semiconductor device
Grant 9,972,704 - Jelinek , et al. May 15, 2
2018-05-15
Semiconductor Device Having a Variable Carbon Concentration
App 20180102423 - Schulze; Hans-Joachim ;   et al.
2018-04-12
Semiconductor Device, Silicon Wafer And Method Of Manufacturing A Silicon Wafer
App 20180097064 - CASPARY; Nico ;   et al.
2018-04-05
Method for processing a silicon wafer
Grant 9,934,988 - Schustereder , et al. April 3, 2
2018-04-03
Method And Assembly For Determining The Carbon Content In Silicon
App 20180088042 - GANAGONA; Naveen Goud ;   et al.
2018-03-29
Method Of Manufacturing Cz Silicon Wafers, And Method Of Manufacturing A Semiconductor Device
App 20180002826 - Freund; Johannes ;   et al.
2018-01-04
Semiconductor Device Having a Defined Oxygen Concentration
App 20170316929 - Oefner; Helmut ;   et al.
2017-11-02
Method of manufacturing semiconductor wafers and method of manufacturing a semiconductor device
Grant 9,779,931 - Freund , et al. October 3, 2
2017-10-03
Method Of Reducing Defects In An Epitaxial Layer
App 20170263440 - Schulze; Hans-Joachim ;   et al.
2017-09-14
Method for treating a semiconductor wafer
Grant 9,754,787 - Laven , et al. September 5, 2
2017-09-05
Method for manufacturing a semiconductor wafer, and semiconductor device having a low concentration of interstitial oxygen
Grant 9,728,395 - Oefner , et al. August 8, 2
2017-08-08
Wafer edge shape for thin wafer processing
Grant 9,721,907 - Oefner , et al. August 1, 2
2017-08-01
Method for Processing a Silicon Wafer
App 20170170028 - Schustereder; Werner ;   et al.
2017-06-15
Wafer Edge Shape for Thin Wafer Processing
App 20170141049 - Oefner; Helmut ;   et al.
2017-05-18
Method of Manufacturing Semiconductor Wafers and Method of Manufacturing a Semiconductor Device
App 20170103882 - Freund; Johannes ;   et al.
2017-04-13
Semiconductor Device, Silicon Wafer And Method Of Manufacturing A Silicon Wafer
App 20170062568 - CASPARY; Nico ;   et al.
2017-03-02
Method for postdoping a semiconductor wafer
Grant 9,559,020 - Ploss , et al. January 31, 2
2017-01-31
Single crystal ingot, semiconductor wafer and method of manufacturing semiconductor wafers
Grant 9,536,838 - Freund , et al. January 3, 2
2017-01-03
Semiconductor Wafer And Manufacturing Method
App 20160293712 - Schulze; Hans-Joachim ;   et al.
2016-10-06
Method for Forming a Semiconductor Device and a Semiconductor Device
App 20160141399 - Jelinek; Moriz ;   et al.
2016-05-19
Method for Manufacturing a Semiconductor Wafer, and Semiconductor Device Having a Low Concentration of Interstitial Oxygen
App 20160104622 - Oefner; Helmut ;   et al.
2016-04-14
Method for processing an oxygen containing semiconductor body
Grant 9,312,120 - Schulze , et al. April 12, 2
2016-04-12
Method For Postdoping A Semiconductor Wafer
App 20160099186 - Ploss; Reinhard ;   et al.
2016-04-07
Method for Processing an Oxygen Containing Semiconductor Body
App 20160064206 - Schulze; Hans-Joachim ;   et al.
2016-03-03
Method for postdoping a semiconductor wafer
Grant 9,245,811 - Ploss , et al. January 26, 2
2016-01-26
Method for Treating a Semiconductor Wafer
App 20150371858 - Laven; Johannes ;   et al.
2015-12-24
Method For Postdoping A Semiconductor Wafer
App 20150050754 - Ploss; Reinhard ;   et al.
2015-02-19

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