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having throttling valves rotatably mounted in the passage
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CPC
F02M9/08
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F02
Combustion engines
F02M
SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
F02M9/00
Carburettors having air or fuel-air mixture passage throttling valves other than of butterfly type Carburettors having fuel-air mixing chambers of variable shape or position
Current Industry
F02M9/08
having throttling valves rotatably mounted in the passage
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last 30 patents
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Patent Grant
Low pressure fuel injection system for a combustion engine
Patent number
11,885,291
Issue date
Jan 30, 2024
WALBRO LLC
Bradley J. Roche
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Rotary type carburetor for stratefied scavenging engine
Patent number
11,614,054
Issue date
Mar 28, 2023
Zama Japan Kabushiki Kaisha
Takumi Takahashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Charge forming device with electrically actuated vapor separator ve...
Patent number
11,319,900
Issue date
May 3, 2022
WALBRO LLC
Gary J. Burns
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Fuel nozzle for a rotary throttle valve carburetor
Patent number
11,319,901
Issue date
May 3, 2022
WALBRO LLC
Taketoshi Hirama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Charge forming device with adjustable valve limiter
Patent number
11,293,380
Issue date
Apr 5, 2022
WALBRO LLC
Yoshiaki Doyama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Air supply device of stratified scavenging two-cycle engine
Patent number
11,203,987
Issue date
Dec 21, 2021
Husqvarna Zenoah Co., Ltd.
Ryou Ono
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Individual cylinder tuning booster for a carburetor
Patent number
11,131,274
Issue date
Sep 28, 2021
William R. Krup
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Tamper resistant adjustment valve for a charge forming device
Patent number
11,118,536
Issue date
Sep 14, 2021
WALBRO LLC
Eric L. King
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Patent Grant
Charge forming device with electrically actuated vapor separator ve...
Patent number
11,041,465
Issue date
Jun 22, 2021
WALBRO LLC
Gary J. Burns
B60 - VEHICLES IN GENERAL
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Patent Grant
Flap device for an internal combustion engine
Patent number
10,954,866
Issue date
Mar 23, 2021
Pierburg GmbH
Alpay Capan
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Flow control valve for charge forming device
Patent number
10,895,222
Issue date
Jan 19, 2021
WALBRO LLC
Katsushi Habu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Patent Grant
Carburetor fuel control
Patent number
10,890,140
Issue date
Jan 12, 2021
WALBRO LLC
Noriyu Nagata
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Individual cylinder tuning booster for a carburetor
Patent number
10,830,183
Issue date
Nov 10, 2020
William R. Krup
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Charge forming device with adjustable valve limiter
Patent number
10,738,741
Issue date
Aug 11, 2020
WALBRO LLC
Yoshiaki Doyama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Patent Grant
Carburetor for the combustion engine in a handheld work apparatus,...
Patent number
10,718,295
Issue date
Jul 21, 2020
Andreas Stihl AG & Co KG
Jan Dworschak
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Rotary-type throttling device for internal combustion engine
Patent number
10,683,813
Issue date
Jun 16, 2020
Honda Motor Co., Ltd.
Takahiro Sano
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Portable engine working machine and rotary carburetor incorporated...
Patent number
10,634,095
Issue date
Apr 28, 2020
Yamabiko Corporation
Takumi Nonaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Portable working machine including engine with carburetor and fuel...
Patent number
10,495,017
Issue date
Dec 3, 2019
Yamabiko Corporation
Takumi Nonaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Charge forming device with air bleed control valve
Patent number
10,415,508
Issue date
Sep 17, 2019
WALBRO LLC
Thomas L. Schmidt
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Carburetor and method for operating an internal combustion engine h...
Patent number
10,337,458
Issue date
Jul 2, 2019
Andreas Stihl AG & Co KG
Michael Raffenberg
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Device for adjusting adjustment valve in carburetor
Patent number
10,202,943
Issue date
Feb 12, 2019
Zama Japan Kabushiki Kaisha
Daisuke Suzuki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Portable engine working machine and rotary carburetor incorporated...
Patent number
10,202,942
Issue date
Feb 12, 2019
Yamabiko Corporation
Takumi Nonaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Carburetor for two-stroke internal combustion engine
Patent number
10,161,298
Issue date
Dec 25, 2018
Zama Japan Kabushiki Kaisha
Mineyuki Tamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Carburetor air-fuel mixture adjustment assembly and tools
Patent number
10,082,107
Issue date
Sep 25, 2018
WALBRO LLC
George M. Pattullo
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Carburetor air-fuel mixture adjustment assembly and tools
Patent number
10,072,615
Issue date
Sep 11, 2018
WALBRO LLC
George M. Pattullo
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Anti-adjusting rotary valve type carburetor
Patent number
10,072,614
Issue date
Sep 11, 2018
Meiying Xue
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Stratified scavenging two-stroke internal combustion engine and car...
Patent number
10,060,392
Issue date
Aug 28, 2018
Yamabiko Corporation
Takahiro Yamazaki
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Carburetor with rotary valve
Patent number
10,041,446
Issue date
Aug 7, 2018
Meiying Xue
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Rotary carburetor for two-stroke internal combustion engine
Patent number
10,024,224
Issue date
Jul 17, 2018
Yamabiko Corporation
Takahiro Yamazaki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Carburetor with throttle shaft retainer
Patent number
10,001,086
Issue date
Jun 19, 2018
U.S.A. Zama, Inc.
Mark A. Hutchinson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
Information
Patent Application
ROTARY TYPE CARBURETOR FOR STRATEFIED SCAVENGING ENGINE
Publication number
20230287849
Publication date
Sep 14, 2023
ZAMA JAPAN KABUSHIKI KAISHA
Takumi Takahashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
LOW PRESSURE FUEL INJECTION SYSTEM FOR A COMBUSTION ENGINE
Publication number
20220220927
Publication date
Jul 14, 2022
WALBRO LLC
Bradley J. Roche
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
ROTARY CARBURETOR
Publication number
20220018315
Publication date
Jan 20, 2022
ZAMA JAPAN CO. LTD.
Daisuke Suzuki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
TAMPER RESISTANT ADJUSTMENT VALVE FOR A CHARGE FORMING DEVICE
Publication number
20210381470
Publication date
Dec 9, 2021
WALBRO LLC
Eric L. King
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ROTARY VAPORIZER
Publication number
20210332776
Publication date
Oct 28, 2021
ZAMA JAPAN CO. LTD.
Daisuke Suzuki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CHARGE FORMING DEVICE WITH ELECTRICALLY ACTUATED VAPOR SEPARATOR VE...
Publication number
20210270211
Publication date
Sep 2, 2021
WALBRO LLC
Gary J. Burns
B60 - VEHICLES IN GENERAL
Information
Patent Application
ROTARY TYPE CARBURETOR FOR STRATEFIED SCAVENGING ENGINE
Publication number
20210207559
Publication date
Jul 8, 2021
ZAMA JAPAN CO. LTD.
Takumi Takahashi
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
FUEL NOZZLE FOR A ROTARY THROTTLE VALVE CARBURETOR
Publication number
20210071622
Publication date
Mar 11, 2021
WALBRO LLC
Taketoshi Hirama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CHARGE FORMING DEVICE WITH ELECTRICALLY ACTUATED VAPOR SEPARATOR VE...
Publication number
20210003099
Publication date
Jan 7, 2021
WALBRO LLC
Gary J. Burns
B60 - VEHICLES IN GENERAL
Information
Patent Application
TAMPER RESISTANT ADJUSTMENT VALVE FOR A CHARGE FORMING DEVICE
Publication number
20200191095
Publication date
Jun 18, 2020
WALBRO LLC
Eric L. King
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
INDIVIDUAL CYLINDER TUNING BOOSTER FOR A CARBURETOR
Publication number
20200182197
Publication date
Jun 11, 2020
William R. Krup
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CARBURETION SYSTEM
Publication number
20200102915
Publication date
Apr 2, 2020
Robert Paul Manhart
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
ROTARY THROTTLE VALVE AND CARBURETOR
Publication number
20200032742
Publication date
Jan 30, 2020
WALBRO LLC
Teruhiko Tobinai
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
FLOW CONTROL VALVE FOR CHARGE FORMING DEVICE
Publication number
20190360432
Publication date
Nov 28, 2019
WALBRO LLC
Katsushi Habu
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
ROTARY THROTTLE VALVE CARBURETOR WITH VALVE BORE AIR FLOW
Publication number
20190162137
Publication date
May 30, 2019
WALBRO LLC
Taketoshi Hirama
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CARBURETOR WITH THROTTLE SHAFT RETAINER
Publication number
20190136797
Publication date
May 9, 2019
USA ZAMA INC.
Mark A. Hutchinson
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Portable Engine Working Machine And Rotary Carburetor Incorporated...
Publication number
20190048827
Publication date
Feb 14, 2019
Yamabiko Corporation
Takumi Nonaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Portable Working Machine Including Engine With Carburetor And Fuel...
Publication number
20180334980
Publication date
Nov 22, 2018
Yamabiko Corporation
Takumi Nonaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CHARGE FORMING DEVICE WITH AIR BLEED CONTROL VALVE
Publication number
20180291842
Publication date
Oct 11, 2018
WALBRO LLC
Thomas L. SCHMIDT
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Portable Engine Working Machine And Rotary Carburetor Incorporated...
Publication number
20180156160
Publication date
Jun 7, 2018
Yamabiko Corporation
Takumi Nonaka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CARBURETOR FOR TWO-STROKE INTERNAL COMBUSTION ENGINE
Publication number
20180128159
Publication date
May 10, 2018
ZAMA JAPAN KABUSHIKI KAISHA
Mineyuki Tamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
Rotary Carburetor For Two-Stroke Internal Combustion Engine
Publication number
20170130642
Publication date
May 11, 2017
Yamabiko Corporation
Takahiro Yamazaki
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CARBURETOR AIR-FUEL MIXTURE ADJUSTMENT ASSEMBLY AND TOOLS
Publication number
20170130678
Publication date
May 11, 2017
WALBRO LLC
GEORGE M. PATTULLO
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
THROTTLE VALVE DEVICE
Publication number
20170130679
Publication date
May 11, 2017
ZAMA JAPAN KABUSHIKI KAISHA
Hiroyuki Oka
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CARBURETOR AIR-FUEL MIXTURE ADJUSTMENT ASSEMBLY AND TOOLS
Publication number
20170130677
Publication date
May 11, 2017
WALBRO LLC
GEORGE M. PATTULLO
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
ANTI-ADJUSTING ROTARY VALVE TYPE CARBURETOR
Publication number
20170122262
Publication date
May 4, 2017
Meiying XUE
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CARBURETOR FOR TWO-STROKE INTERNAL COMBUSTION ENGINE
Publication number
20160356204
Publication date
Dec 8, 2016
ZAMA JAPAN KABUSHIKI KAISHA
Mineyuki Tamura
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
CARBURETOR AND METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE H...
Publication number
20160230704
Publication date
Aug 11, 2016
Andreas Stihl AG & Co KG
Michael Raffenberg
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
ICE DRILL
Publication number
20150361724
Publication date
Dec 17, 2015
Clifford Feldmann
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
ROTARY-TYPE CARBURETOR
Publication number
20150240747
Publication date
Aug 27, 2015
YAMABIKO CORPORATION
TAMOTSU SAITO
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS