name:-3.124908208847
name:-0.86024594306946
name:-0.52670478820801
Johnston; Mark A. Patent Filings

Johnston; Mark A.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Johnston; Mark A..The latest application filed is for "control systems for electrosurgical generator".

Company Profile
4.31.30
  • Johnston; Mark A. - Boulder CO
  • Johnston; Mark A. - Windsor CT
  • Johnston; Mark A. - Castle Rock CO
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Trademarks
Patent Activity
PatentDate
Thermal cutting elements, electrosurgical instruments including thermal cutting elements, and methods of manufacturing
Grant 11,365,490 - Robinson , et al. June 21, 2
2022-06-21
Control Systems For Electrosurgical Generator
App 20210369324 - Wham; Robert H. ;   et al.
2021-12-02
Thermal Cutting-assisted Tissue Resection Devices And Systems
App 20210282837 - Netzel; Kenneth E. ;   et al.
2021-09-16
Control systems for electrosurgical generator
Grant 11,090,106 - Wham , et al. August 17, 2
2021-08-17
Thermal Cutting Elements, Electrosurgical Instruments Including Thermal Cutting Elements, And Methods Of Manufacturing
App 20210189583 - Robinson; William ;   et al.
2021-06-24
Thermal Cutting Elements, Electrosurgical Instruments Including Thermal Cutting Elements, And Methods Of Manufacturing
App 20210186587 - Robinson; William ;   et al.
2021-06-24
Electrosurgical generators and sensors
Grant 10,987,154 - Buck , et al. April 27, 2
2021-04-27
System and method for high frequency leakage reduction through selective harmonic elimination in electrosurgical generators
Grant 10,869,712 - Friedrichs , et al. December 22, 2
2020-12-22
Multi-channel control switchover logic
Grant 10,747,186 - Kamenetz , et al. A
2020-08-18
System and method for detecting and supressing arc formation during an electrosurgical procedure
Grant 10,507,054 - Johnston Dec
2019-12-17
Electrosurgical Generators And Sensors
App 20190290351 - BUCK; DEAN C. ;   et al.
2019-09-26
Planar transformers having reduced termination losses
Grant 10,390,876 - Johnston A
2019-08-27
Multi-channel Control Switchover Logic
App 20190250574 - Kamenetz; Jeffry K. ;   et al.
2019-08-15
Electrosurgical generators and sensors
Grant 10,292,753 - Buck , et al.
2019-05-21
Electrosurgical generators and sensors
Grant 10,278,764 - Buck , et al.
2019-05-07
Electrosurgical generators and sensors
Grant 10,281,496 - Buck , et al.
2019-05-07
Systems and methods for improving efficiency of electrosurgical generators
Grant 9,839,469 - Gilbert , et al. December 12, 2
2017-12-12
Multi-channel Control Switchover Logic
App 20170351233 - Kamenetz; Jeffry K. ;   et al.
2017-12-07
System And Method For High Frequency Leakage Reduction Through Selective Harmonic Elimination In Electrosurgical Generators
App 20170312005 - FRIEDRICHS; DANIEL A. ;   et al.
2017-11-02
Multi-channel control switchover logic
Grant 9,772,615 - Kamenetz , et al. September 26, 2
2017-09-26
Systems and methods for improving efficiency of electrosurgical generators
Grant 9,770,283 - Gilbert , et al. September 26, 2
2017-09-26
Multi-channel control switchover logic
Grant 9,625,894 - Kamenetz , et al. April 18, 2
2017-04-18
Planar Transformers Having Reduced Termination Losses
App 20170007313 - JOHNSTON; MARK A.
2017-01-12
Current-fed push-pull converter with passive voltage clamp
Grant 9,522,041 - Johnston December 20, 2
2016-12-20
Multi-channel protection logic
Grant 9,483,032 - Kamenetz , et al. November 1, 2
2016-11-01
Control Systems For Electrosurgical Generator
App 20160310202 - WHAM; ROBERT H. ;   et al.
2016-10-27
Methods of manufacturing planar transformers
Grant 9,449,746 - Johnston September 20, 2
2016-09-20
System And Method For Detecting And Supressing Arc Formation During An Electrosurgical Procedure
App 20160166312 - JOHNSTON; MARK A.
2016-06-16
Electrosurgical Generators And Sensors
App 20160151109 - BUCK; DEAN C. ;   et al.
2016-06-02
Electrosurgical Generators And Sensors
App 20160154034 - BUCK; DEAN C. ;   et al.
2016-06-02
Electrosurgical Generators And Sensors
App 20160151106 - BUCK; DEAN C. ;   et al.
2016-06-02
System and method for detecting and suppressing arc formation during an electrosurgical procedure
Grant 9,265,560 - Johnston February 23, 2
2016-02-23
Planar transformers having reduced termination losses
Grant 9,196,414 - Johnston November 24, 2
2015-11-24
System And Method For Dc Tissue Impedance Sensing
App 20150223865 - KRAPOHL; JAMES E. ;   et al.
2015-08-13
System and method for DC tissue impedance sensing
Grant 9,033,973 - Krapohl , et al. May 19, 2
2015-05-19
Systems And Methods For Improving Efficiency Of Electrosurgical Generators
App 20150088117 - GILBERT; JAMES A. ;   et al.
2015-03-26
Systems And Methods For Improving Efficiency Of Electrosurgical Generators
App 20150088118 - GILBERT; JAMES A. ;   et al.
2015-03-26
Multi-channel Control Switchover Logic
App 20140330397 - Kamenetz; Jeffry K. ;   et al.
2014-11-06
Current-fed Push-pull Converter With Passive Voltage Clamp
App 20140114303 - JOHNSTON; MARK A.
2014-04-24
Planar Transformers Having Reduced Termination Losses
App 20140104028 - JOHNSTON; MARK A.
2014-04-17
Planar Transformers Having Reduced Termination Losses
App 20140107641 - JOHNSTON; MARK A.
2014-04-17
Current-fed push-pull converter with passive voltage clamp
Grant 8,617,154 - Johnston December 31, 2
2013-12-31
Multi-channel Protection Logic
App 20130079894 - Kamenetz; Jeffry K. ;   et al.
2013-03-28
Multi-channel Control Switchover Logic
App 20130079902 - Kamenetz; Jeffry K. ;   et al.
2013-03-28
System and Method for DC Tissue Impedance Sensing
App 20130053840 - Krapohl; James E. ;   et al.
2013-02-28
Architecture using integrated backup control and protection hardware
Grant 8,340,793 - Kamenetz , et al. December 25, 2
2012-12-25
System and Method for Detecting and Suppressing Arc Formation During an Electrosurgical Procedure
App 20120220997 - Johnston; Mark A.
2012-08-30
Current-Fed Push-Pull Converter with Passive Voltage Clamp
App 20110319881 - Johnston; Mark A.
2011-12-29
Electronic document management and delivery
Grant 8,051,289 - Johnson , et al. November 1, 2
2011-11-01
Architecture Using Integrated Backup Control And Protection Hardware
App 20110087343 - Kamenetz; Jeffry K. ;   et al.
2011-04-14
Control system for gas turbine helicopter engines and the like
Grant 5,303,142 - Parsons , et al. April 12, 1
1994-04-12
Control system for gas turbine helicopter engines and the like
Grant 5,189,620 - Parsons , et al. February 23, 1
1993-02-23
Helicopter autorotation detection and recovery
Grant 5,046,923 - Parsons , et al. September 10, 1
1991-09-10

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