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Tak Shun Cheung
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Scarborough, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Heat management for inductively coupled plasma systems
Patent number
11,917,744
Issue date
Feb 27, 2024
PerkinElmer Scientific Canada ULC
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Curved ion guides and related systems and methods
Patent number
11,908,675
Issue date
Feb 20, 2024
PerkinElmer Scientific Canada ULC
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thermal management for instruments including a plasma source
Patent number
11,145,501
Issue date
Oct 12, 2021
PerkinElmer, Inc
Tak Shun Cheung
G01 - MEASURING TESTING
Information
Patent Grant
Inorganic and organic mass spectrometry systems and methods of usin...
Patent number
11,056,327
Issue date
Jul 6, 2021
PerkinElmer Health Sciences Canada, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mechanical ventilation system and device for footwear
Patent number
10,786,036
Issue date
Sep 29, 2020
Tak Shun Cheung
A43 - FOOTWEAR
Information
Patent Grant
Capacitors and radio frequency generators and other devices using them
Patent number
10,651,020
Issue date
May 12, 2020
PERKINELMER HEALTH SCIENCES CANADA, INC.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Peristaltic pumps and related methods
Patent number
10,578,097
Issue date
Mar 3, 2020
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Induction devices and methods of using them
Patent number
10,462,890
Issue date
Oct 29, 2019
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Inorganic and organic mass spectrometry systems and methods of usin...
Patent number
10,262,850
Issue date
Apr 16, 2019
PERKINELMER HEALTH SCIENCES CANADA, INC.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Oscillator generators and methods of using them
Patent number
10,104,754
Issue date
Oct 16, 2018
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Induction devices and methods of using them
Patent number
10,104,755
Issue date
Oct 16, 2018
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hybrid generators and methods of using them
Patent number
9,942,974
Issue date
Apr 10, 2018
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Induction devices and methods of using them
Patent number
9,848,486
Issue date
Dec 19, 2017
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Hybrid generators and methods of using them
Patent number
9,648,717
Issue date
May 9, 2017
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Oscillator generators and methods of using them
Patent number
9,635,750
Issue date
Apr 25, 2017
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Induction devices and methods of using them
Patent number
9,591,737
Issue date
Mar 7, 2017
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Induction devices and methods of using them
Patent number
9,433,073
Issue date
Aug 30, 2016
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Hybrid generators and methods of using them
Patent number
9,420,679
Issue date
Aug 16, 2016
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Mass Spectrometer Components Including Programmable Elements and De...
Publication number
20240347332
Publication date
Oct 17, 2024
PERKINELMER SCIENTIFIC CANADA ULC
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CURVED ION GUIDES AND RELATED SYSTEMS AND METHODS
Publication number
20230260771
Publication date
Aug 17, 2023
PERKINELMER SCIENTIFIC CANADA ULC
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Heat Management for Inductively Coupled Plasma Systems
Publication number
20230028640
Publication date
Jan 26, 2023
PERKINELMER HEALTH SCIENCES CANADA, INC.
Tak Shun Cheung
G01 - MEASURING TESTING
Information
Patent Application
INDUCTIVELY COUPLED PLASMA TORCHES AND METHODS AND SYSTEMS INCLUDIN...
Publication number
20220232691
Publication date
Jul 21, 2022
PERKINELMER HEALTH SCIENCES CANADA, INC.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
THERMAL MANAGEMENT FOR INSTRUMENTS INCLUDING A PLASMA SOURCE
Publication number
20210265153
Publication date
Aug 26, 2021
PerkinElmer, Inc.
Tak Shun Cheung
G01 - MEASURING TESTING
Information
Patent Application
MASS SPECTROMETER COMPONENTS INCLUDING PROGRAMMABLE ELEMENTS AND DE...
Publication number
20200234939
Publication date
Jul 23, 2020
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PERISTALTIC PUMPS AND RELATED METHODS
Publication number
20200149525
Publication date
May 14, 2020
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
INORGANIC AND ORGANIC MASS SPECTROMETRY SYSTEMS AND METHODS OF USIN...
Publication number
20190355563
Publication date
Nov 21, 2019
PERKINELMER HEALTH SCIENCES CANADA, INC.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INDUCTION DEVICES AND METHODS OF USING THEM
Publication number
20190191538
Publication date
Jun 20, 2019
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INORGANIC AND ORGANIC MASS SPECTROMETRY SYSTEMS AND METHODS OF USIN...
Publication number
20180190478
Publication date
Jul 5, 2018
PERKINELMER HEALTH SCIENCES CANADA, INC.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INDUCTION DEVICES AND METHODS OF USING THEM
Publication number
20180184511
Publication date
Jun 28, 2018
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PERISTALTIC PUMPS AND RELATED METHODS
Publication number
20180171996
Publication date
Jun 21, 2018
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CAPACITORS AND RADIO FREQUENCY GENERATORS AND OTHER DEVICES USING THEM
Publication number
20180144922
Publication date
May 24, 2018
PERKINELMER HEALTH SCIENCES CANADA, INC.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MECHANICAL VENTILATION SYSTEM AND DEVICE FOR FOOTWEAR
Publication number
20180020769
Publication date
Jan 25, 2018
Tak Shun Cheung
A43 - FOOTWEAR
Information
Patent Application
HYBRID GENERATORS AND METHODS OF USING THEM
Publication number
20180027643
Publication date
Jan 25, 2018
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
OSCILLATOR GENERATORS AND METHODS OF USING THEM
Publication number
20170339775
Publication date
Nov 23, 2017
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INDUCTION DEVICES AND METHODS OF USING THEM
Publication number
20170280546
Publication date
Sep 28, 2017
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYBRID GENERATORS AND METHODS OF USING THEM
Publication number
20170055337
Publication date
Feb 23, 2017
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
OSCILLATOR GENERATORS AND METHODS OF USING THEM
Publication number
20160360602
Publication date
Dec 8, 2016
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
INDUCTION DEVICES AND METHODS OF USING THEM
Publication number
20160309572
Publication date
Oct 20, 2016
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INDUCTION DEVICES AND METHODS OF USING THEM
Publication number
20150216027
Publication date
Jul 30, 2015
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HYBRID GENERATORS AND METHODS OF USING THEM
Publication number
20150108898
Publication date
Apr 23, 2015
PerkinElmer Health Sciences, Inc.
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Self-shielded electronic components
Publication number
20070069717
Publication date
Mar 29, 2007
Tak Shun Cheung
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Transmission lines and components with wavelength reduction and shi...
Publication number
20040155728
Publication date
Aug 12, 2004
Tak Shun Cheung
H01 - BASIC ELECTRIC ELEMENTS