DANIEL A. FRIEDRICHS

Person

AURORA, CO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Surgical instruments incorporating ultrasonic and electrosurgical f...
- Patent number 12,127,761
- Issue date Oct 29, 2024
- Covidien LP
- Thomas W. Meiser
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
System and method for harmonic control of dual-output generators
- Patent number 11,864,814
- Issue date Jan 9, 2024
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Devices, systems, and methods for cooling a surgical instrument
- Patent number 11,648,026
- Issue date May 16, 2023
- Covidien LP
- James E. Thompson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrosurgical ultrasonic vessel sealing and dissecting system
- Patent number 11,596,978
- Issue date Mar 7, 2023
- Covidien LP
- Xiaosen Liu
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Surgical instruments incorporating ultrasonic and electrosurgical f...
- Patent number 11,589,889
- Issue date Feb 28, 2023
- Covidien LP
- Thomas W. Meiser
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrosurgical instrument with end-effector assembly including ele...
- Patent number 11,179,191
- Issue date Nov 23, 2021
- Covidien LP
- Joe D. Sartor
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
System and method for harmonic control of dual-output generators
- Patent number 11,096,737
- Issue date Aug 24, 2021
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ancillary circuit to induce zero voltage switching in a power conve...
- Patent number 11,090,105
- Issue date Aug 17, 2021
- Covidien LP
- Steven C. Rupp
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ultrasonic and radiofrequency energy production and control from a...
- Patent number 11,006,997
- Issue date May 18, 2021
- Covidien LP
- Steven C. Rupp
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Interdigitation of waveforms for dual-output electrosurgical genera...
- Patent number 10,973,565
- Issue date Apr 13, 2021
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Bipolar plasma catheter
- Patent number 10,898,255
- Issue date Jan 26, 2021
- Covidien LP
- Joe D. Sartor
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
System and method for high frequency leakage reduction through sele...
- Patent number 10,869,712
- Issue date Dec 22, 2020
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Variable frequency excitation plasma device for thermal and non-the...
- Patent number 10,750,605
- Issue date Aug 18, 2020
- Covidien LP
- James E. Thompson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrosurgical generator with continuously and arbitrarily variabl...
- Patent number 10,729,484
- Issue date Aug 4, 2020
- Covidien LP
- Daniel Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
System and method for return electrode monitoring
- Patent number 10,646,266
- Issue date May 12, 2020
- Covidien LP
- Robert B. Smith
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Devices, systems, and methods for cooling a surgical instrument
- Patent number 10,646,246
- Issue date May 12, 2020
- Covidien LP
- James E. Thompson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrosurgical generators
- Patent number 10,610,285
- Issue date Apr 7, 2020
- Covidien LP
- Daniel Friedrichs
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Electrostatic shielding of planar magnetic devices of electrosurgic...
- Patent number 10,614,949
- Issue date Apr 7, 2020
- Covidien LP
- Robert B. Smith
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method for harmonic control of dual-output generators
- Patent number 10,582,962
- Issue date Mar 10, 2020
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrosurgical system for multi-frequency interrogation of parasit...
- Patent number 10,568,680
- Issue date Feb 25, 2020
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Variable active clipper circuit to control crest factor in an AC po...
- Patent number 10,537,378
- Issue date Jan 21, 2020
- Covidien LP
- Robert B. Smith
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrosurgical generator with half-cycle power regulation
- Patent number 10,537,377
- Issue date Jan 21, 2020
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ancillary circuit to induce zero voltage switching in a power conve...
- Patent number 10,492,848
- Issue date Dec 3, 2019
- Covidien LP
- Steven C. Rupp
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Interdigitation of waveforms for dual-output electrosurgical genera...
- Patent number 10,363,084
- Issue date Jul 30, 2019
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Devices, systems, and methods for establishing electrical and fluid...
- Patent number 10,349,968
- Issue date Jul 16, 2019
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrospinning device and method for applying polymer to tissue
- Patent number 10,278,685
- Issue date May 7, 2019
- Covidien LP
- Vincent Zaballa
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Electrosurgical instrument with end-effector assembly including ele...
- Patent number 10,271,896
- Issue date Apr 30, 2019
- Covidien LP
- Joe D. Sartor
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Variable frequency excitation plasma device for thermal and non-the...
- Patent number 10,237,962
- Issue date Mar 19, 2019
- Covidien LP
- James E. Thompson
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Electrosurgical system for multi-frequency interrogation of parasit...
- Patent number 10,188,448
- Issue date Jan 29, 2019
- Covidien LP
- Daniel A. Friedrichs
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Bipolar plasma catheter
- Patent number 10,159,523
- Issue date Dec 25, 2018
- Covidien LP
- Joe D. Sartor
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
SURGICAL INSTRUMENTS INCORPORATING ULTRASONIC AND ELECTROSURGICAL F...
- Publication number 20250009379
- Publication date Jan 9, 2025
- Covidien LP
- Thomas W. MEISER
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SURGICAL INSTRUMENTS INCORPORATING ULTRASONIC AND ELECTROSURGICAL F...
- Publication number 20230200838
- Publication date Jun 29, 2023
- Covidien LP
- Thomas W. MEISER
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTROSURGICAL INSTRUMENT WITH END-EFFECTOR ASSEMBLY INCLUDING ELE...
- Publication number 20220071691
- Publication date Mar 10, 2022
- Covidien LP
- JOE D. SARTOR
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR HARMONIC CONTROL OF DUAL-OUTPUT GENERATORS
- Publication number 20210378728
- Publication date Dec 9, 2021
- Covidien LP
- Daniel A. Friedrichs
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ULTRASONIC AND RADIOFREQUENCY ENERGY PRODUCTION AND CONTROL FROM A...
- Publication number 20210267659
- Publication date Sep 2, 2021
- Covidien LP
- Steven C. Rupp
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Application
DEVICES, SYSTEMS, AND METHODS FOR COOLING A SURGICAL INSTRUMENT
- Publication number 20200229843
- Publication date Jul 23, 2020
- Covidien LP
- JAMES E. THOMPSON
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTROSTATIC SHIELDING OF PLANAR MAGNETIC DEVICES OF ELECTROSURGIC...
- Publication number 20200234872
- Publication date Jul 23, 2020
- Covidien LP
- ROBERT B. SMITH
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR HARMONIC CONTROL OF DUAL-OUTPUT GENERATORS
- Publication number 20200205877
- Publication date Jul 2, 2020
- Covidien LP
- DANIEL A. FRIEDRICHS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ANCILLARY CIRCUIT TO INDUCE ZERO VOLTAGE SWITCHING IN A POWER CONVE...
- Publication number 20200100831
- Publication date Apr 2, 2020
- Covidien LP
- Steven C. Rupp
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
INTERDIGITATION OF WAVEFORMS FOR DUAL-OUTPUT ELECTROSURGICAL GENERA...
- Publication number 20190336197
- Publication date Nov 7, 2019
- Covidien LP
- DANIEL A. FRIEDRICHS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTROSURGICAL INSTRUMENT WITH END-EFFECTOR ASSEMBLY INCLUDING ELE...
- Publication number 20190216534
- Publication date Jul 18, 2019
- Covidien LP
- JOE D. SARTOR
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SURGICAL INSTRUMENTS INCORPORATING ULTRASONIC AND ELECTROSURGICAL F...
- Publication number 20190216492
- Publication date Jul 18, 2019
- Covidien LP
- Thomas W. MEISER
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
VARIABLE FREQUENCY EXCITATION PLASMA DEVICE FOR THERMAL AND NON-THE...
- Publication number 20190208614
- Publication date Jul 4, 2019
- Covidien LP
- JAMES E. THOMPSON
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTROSURGICAL SYSTEM FOR MULTI-FREQUENCY INTERROGATION OF PARASIT...
- Publication number 20190151009
- Publication date May 23, 2019
- Covidien LP
- DANIEL A. FRIEDRICHS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
BIPOLAR PLASMA CATHETER
- Publication number 20190125425
- Publication date May 2, 2019
- Covidien LP
- JOE D. SARTOR
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTROSURGICAL ULTRASONIC VESSEL SEALING AND DISSECTING SYSTEM
- Publication number 20190076675
- Publication date Mar 14, 2019
- Covidien LP
- XIAOSEN LIU
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Application
ULTRASONIC AND RADIOFREQUENCY ENERGY PRODUCTION AND CONTROL FROM A...
- Publication number 20180042659
- Publication date Feb 15, 2018
- Covidien LP
- STEVEN C. RUPP
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTROSTATIC SHIELDING OF PLANAR MAGNETIC DEVICES OF ELECTROSURGIC...
- Publication number 20170365398
- Publication date Dec 21, 2017
- Covidien LP
- ROBERT B. SMITH
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
VARIABLE ACTIVE SNUBBER CIRCUIT TO INDUCE ZERO-VOLTAGE-SWITCHING IN...
- Publication number 20170354455
- Publication date Dec 14, 2017
- Covidien LP
- ROBERT B. SMITH
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ANCILLARY CIRCUIT TO INDUCE ZERO VOLTAGE SWITCHING IN A POWER CONVE...
- Publication number 20170325873
- Publication date Nov 16, 2017
- Covidien LP
- STEVEN C. RUPP
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DEVICES, SYSTEMS, AND METHODS FOR COOLING A SURGICAL INSTRUMENT
- Publication number 20170325837
- Publication date Nov 16, 2017
- Covidien LP
- JAMES E. THOMPSON
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ELECTROSURGICAL GENERATOR WITH HALF-CYCLE POWER REGULATION
- Publication number 20170325872
- Publication date Nov 16, 2017
- Covidien LP
- DANIEL A. FRIEDRICHS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DEVICES, SYSTEMS, AND METHODS FOR ESTABLISHING ELECTRICAL AND FLUID...
- Publication number 20170311974
- Publication date Nov 2, 2017
- Covidien LP
- DANIEL A. FRIEDRICHS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR HIGH FREQUENCY LEAKAGE REDUCTION THROUGH SELE...
- Publication number 20170312005
- Publication date Nov 2, 2017
- Covidien LP
- DANIEL A. FRIEDRICHS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
VARIABLE ACTIVE CLIPPER CIRCUIT TO CONTROL CREST FACTOR IN AN AC PO...
- Publication number 20170252090
- Publication date Sep 7, 2017
- Covidien LP
- ROBERT B. SMITH
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
BIPOLAR PLASMA CATHETER
- Publication number 20170224404
- Publication date Aug 10, 2017
- Covidien LP
- JOE D. SARTOR
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR HARMONIC CONTROL OF DUAL-OUTPUT GENERATORS
- Publication number 20170209202
- Publication date Jul 27, 2017
- Covidien LP
- DANIEL A. FRIEDRICHS
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR RETURN ELECTRODE MONITORING
- Publication number 20170135744
- Publication date May 18, 2017
- Covidien LP
- ROBERT B. SMITH
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SYSTEM AND METHOD FOR THERMAL MANAGEMENT OF ELECTRONIC DEVICES
- Publication number 20170142858
- Publication date May 18, 2017
- Covidien LP
- STEVEN C. RUPP
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTROSURGICAL GENERATOR FOR MINIMIZING NEUROMUSCULAR STIMULATION
- Publication number 20170000549
- Publication date Jan 5, 2017
- Covidien LP
- JAMES A. GILBERT
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

DANIEL A. FRIEDRICHS

Person

Patents Grantslast 30 patents

Surgical instruments incorporating ultrasonic and electrosurgical f...

System and method for harmonic control of dual-output generators

Devices, systems, and methods for cooling a surgical instrument

Electrosurgical ultrasonic vessel sealing and dissecting system

Surgical instruments incorporating ultrasonic and electrosurgical f...

Electrosurgical instrument with end-effector assembly including ele...

System and method for harmonic control of dual-output generators

Ancillary circuit to induce zero voltage switching in a power conve...

Ultrasonic and radiofrequency energy production and control from a...

Interdigitation of waveforms for dual-output electrosurgical genera...

Bipolar plasma catheter

System and method for high frequency leakage reduction through sele...

Variable frequency excitation plasma device for thermal and non-the...

Electrosurgical generator with continuously and arbitrarily variabl...

System and method for return electrode monitoring

Devices, systems, and methods for cooling a surgical instrument

Electrosurgical generators

Electrostatic shielding of planar magnetic devices of electrosurgic...

System and method for harmonic control of dual-output generators

Electrosurgical system for multi-frequency interrogation of parasit...

Variable active clipper circuit to control crest factor in an AC po...

Electrosurgical generator with half-cycle power regulation

Ancillary circuit to induce zero voltage switching in a power conve...

Interdigitation of waveforms for dual-output electrosurgical genera...

Devices, systems, and methods for establishing electrical and fluid...

Electrospinning device and method for applying polymer to tissue

Electrosurgical instrument with end-effector assembly including ele...

Variable frequency excitation plasma device for thermal and non-the...

Electrosurgical system for multi-frequency interrogation of parasit...

Bipolar plasma catheter

Patents Applicationslast 30 patents

SURGICAL INSTRUMENTS INCORPORATING ULTRASONIC AND ELECTROSURGICAL F...

SURGICAL INSTRUMENTS INCORPORATING ULTRASONIC AND ELECTROSURGICAL F...

ELECTROSURGICAL INSTRUMENT WITH END-EFFECTOR ASSEMBLY INCLUDING ELE...

SYSTEM AND METHOD FOR HARMONIC CONTROL OF DUAL-OUTPUT GENERATORS

ULTRASONIC AND RADIOFREQUENCY ENERGY PRODUCTION AND CONTROL FROM A...

DEVICES, SYSTEMS, AND METHODS FOR COOLING A SURGICAL INSTRUMENT

ELECTROSTATIC SHIELDING OF PLANAR MAGNETIC DEVICES OF ELECTROSURGIC...

SYSTEM AND METHOD FOR HARMONIC CONTROL OF DUAL-OUTPUT GENERATORS

ANCILLARY CIRCUIT TO INDUCE ZERO VOLTAGE SWITCHING IN A POWER CONVE...

INTERDIGITATION OF WAVEFORMS FOR DUAL-OUTPUT ELECTROSURGICAL GENERA...

ELECTROSURGICAL INSTRUMENT WITH END-EFFECTOR ASSEMBLY INCLUDING ELE...

SURGICAL INSTRUMENTS INCORPORATING ULTRASONIC AND ELECTROSURGICAL F...

VARIABLE FREQUENCY EXCITATION PLASMA DEVICE FOR THERMAL AND NON-THE...

ELECTROSURGICAL SYSTEM FOR MULTI-FREQUENCY INTERROGATION OF PARASIT...

BIPOLAR PLASMA CATHETER

ELECTROSURGICAL ULTRASONIC VESSEL SEALING AND DISSECTING SYSTEM

ULTRASONIC AND RADIOFREQUENCY ENERGY PRODUCTION AND CONTROL FROM A...

ELECTROSTATIC SHIELDING OF PLANAR MAGNETIC DEVICES OF ELECTROSURGIC...

VARIABLE ACTIVE SNUBBER CIRCUIT TO INDUCE ZERO-VOLTAGE-SWITCHING IN...

ANCILLARY CIRCUIT TO INDUCE ZERO VOLTAGE SWITCHING IN A POWER CONVE...

DEVICES, SYSTEMS, AND METHODS FOR COOLING A SURGICAL INSTRUMENT

ELECTROSURGICAL GENERATOR WITH HALF-CYCLE POWER REGULATION

DEVICES, SYSTEMS, AND METHODS FOR ESTABLISHING ELECTRICAL AND FLUID...

SYSTEM AND METHOD FOR HIGH FREQUENCY LEAKAGE REDUCTION THROUGH SELE...

VARIABLE ACTIVE CLIPPER CIRCUIT TO CONTROL CREST FACTOR IN AN AC PO...

BIPOLAR PLASMA CATHETER

SYSTEM AND METHOD FOR HARMONIC CONTROL OF DUAL-OUTPUT GENERATORS

SYSTEM AND METHOD FOR RETURN ELECTRODE MONITORING

SYSTEM AND METHOD FOR THERMAL MANAGEMENT OF ELECTRONIC DEVICES

ELECTROSURGICAL GENERATOR FOR MINIMIZING NEUROMUSCULAR STIMULATION