for outboard marine engines

Patents Grantslast 30 patents

  • Information Patent Grant

    Marine engines and methods of making marine engines having cylinder...

    • Patent number 12,345,197
    • Issue date Jul 1, 2025
    • Brunswick Corporation
    • Daniel P. Hoffman
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor

    • Patent number 12,337,944
    • Issue date Jun 24, 2025
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shinya Kasai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard engine assembly

    • Patent number 12,221,921
    • Issue date Feb 11, 2025
    • BRP US INC.
    • Nathan Blank
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor, engine starting system, and watercraft propulsion s...

    • Patent number 12,163,463
    • Issue date Dec 10, 2024
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Masahisa Watanabe
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Injection controller and injection control method

    • Patent number 12,140,103
    • Issue date Nov 12, 2024
    • Honda Motor Co., Ltd.
    • Tomohiro Miyauchi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard machine

    • Patent number 12,091,145
    • Issue date Sep 17, 2024
    • Honda Motor Co., Ltd.
    • Kazuhiro Ishizaka
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor

    • Patent number 12,060,142
    • Issue date Aug 13, 2024
    • Honda Motor Co., Ltd.
    • Yoshihiro Harada
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Propulsion unit for a marine vessel

    • Patent number 11,952,092
    • Issue date Apr 9, 2024
    • VOLVO PENTA CORPORATION
    • Lars Sjöblom
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Ignition timing control device and control method

    • Patent number 11,933,259
    • Issue date Mar 19, 2024
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shintaro Aoyagi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor and outboard motor control device

    • Patent number 11,919,614
    • Issue date Mar 5, 2024
    • Honda Motor Co., Ltd.
    • Takamasa Takeshige
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Propeller assembly and pitch control unit

    • Patent number 11,873,771
    • Issue date Jan 16, 2024
    • GE AVIO S.R.L.
    • Giuseppe Cervelli
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor and marine propulsion system

    • Patent number 11,851,151
    • Issue date Dec 26, 2023
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Masahisa Watanabe
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Oil case and method for manufacturing oil case

    • Patent number 11,834,973
    • Issue date Dec 5, 2023
    • Honda Motor Co., Ltd.
    • Tatsuya Kuroda
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Cowlings and latching assemblies for cowlings for marine drives

    • Patent number 11,827,327
    • Issue date Nov 28, 2023
    • Brunswick Corporation
    • Devan R. Faust
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Methods and systems for controlling trim position of a marine drive

    • Patent number 11,827,325
    • Issue date Nov 28, 2023
    • Brunswick Corporation
    • Andrew J. Przybyl
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    V8 engine

    • Patent number 11,821,359
    • Issue date Nov 21, 2023
    • Honda Motor Co., Ltd.
    • Takeshi Okada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Marine drives having a muffler for tertiary exhaust outlet

    • Patent number 11,795,858
    • Issue date Oct 24, 2023
    • Brunswick Corporation
    • Donald Anderson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor, internal combustion engine, and marine vessel

    • Patent number 11,795,870
    • Issue date Oct 24, 2023
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Hiroto Matsue
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor engine cover and outboard motor

    • Patent number 11,760,458
    • Issue date Sep 19, 2023
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Hiroyuki Hasegawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Marine engine assembly having a sealing valve

    • Patent number 11,746,733
    • Issue date Sep 5, 2023
    • BRP US INC.
    • George Broughton
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard engine assembly

    • Patent number 11,708,788
    • Issue date Jul 25, 2023
    • BRP US INC.
    • Nathan Blank
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Cooling structure for outboard motor

    • Patent number 11,686,230
    • Issue date Jun 27, 2023
    • Honda Motor Co., Ltd.
    • Tatsuya Kuroda
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Watercraft propulsion system and watercraft including the watercraf...

    • Patent number 11,674,433
    • Issue date Jun 13, 2023
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor and vessel

    • Patent number 11,674,482
    • Issue date Jun 13, 2023
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor

    • Patent number 11,661,164
    • Issue date May 30, 2023
    • Honda Motor Co., Ltd.
    • Makoto Yazaki
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Intake manifold and outboard motor

    • Patent number 11,635,050
    • Issue date Apr 25, 2023
    • Mikuni Corporation
    • Hirobumi Oosawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Oil sump housing for outboard motor

    • Patent number 11,597,487
    • Issue date Mar 7, 2023
    • Brunswick Corporation
    • Wayne M. Jaszewski
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Air intake plenum for attenuating sound from a marine engine

    • Patent number 11,598,269
    • Issue date Mar 7, 2023
    • Brunswick Corporation
    • Douglas D. Reichardt
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Ship propulsion machine

    • Patent number 11,591,058
    • Issue date Feb 28, 2023
    • Suzuki Motor Corporation
    • Masatoshi Kimpara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Cowlings and latching assemblies for cowlings for marine drives

    • Patent number 11,577,809
    • Issue date Feb 14, 2023
    • Brunswick Corporation
    • Devan R. Faust
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    AUTOMATED FLUSHING SYSTEM

    • Publication number 20250027442
    • Publication date Jan 23, 2025
    • Reverso Pumps, LLC
    • Michael Docy
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    IMPROVEMENTS IN OR RELATING TO AN OUTBOARD PROPULSION SYSTEM

    • Publication number 20240308635
    • Publication date Sep 19, 2024
    • CAUDWELL MARINE LIMITED
    • Scott BREDDA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    V ENGINE, OUTBOARD UNIT, AND SHIP

    • Publication number 20240295186
    • Publication date Sep 5, 2024
    • Honda Motor Co., Ltd.
    • Shohei Kono
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    V -TYPE ENGINE, OUTBOARD MOTOR, AND WATERCRAFT

    • Publication number 20240159183
    • Publication date May 16, 2024
    • Honda Motor Co., Ltd.
    • Shohei Kono
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VESSEL PROPULSION APPARATUS, VESSEL, AND VESSEL ENGINE

    • Publication number 20240102434
    • Publication date Mar 28, 2024
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Shinya KASAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR, ENGINE STARTING SYSTEM, AND WATERCRAFT PROPULSION S...

    • Publication number 20230340903
    • Publication date Oct 26, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Masahisa Watanabe
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR

    • Publication number 20230313729
    • Publication date Oct 5, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Junya ONOUE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    IGNITION TIMING CONTROL DEVICE AND CONTROL METHOD

    • Publication number 20230296072
    • Publication date Sep 21, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Shintaro AOYAGI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR

    • Publication number 20230150634
    • Publication date May 18, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Shinya KASAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR, INTERNAL COMBUSTION ENGINE, AND MARINE VESSEL

    • Publication number 20230151763
    • Publication date May 18, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Hiroto MATSUE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VESSEL PROPULSION APPARATUS, VESSEL, AND VESSEL ENGINE

    • Publication number 20230151786
    • Publication date May 18, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Shinya KASAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    V8 ENGINE

    • Publication number 20230109196
    • Publication date Apr 6, 2023
    • HONDA MOTOR CO., LTD.
    • Takeshi Okada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR AND VESSEL

    • Publication number 20230096971
    • Publication date Mar 30, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    WATERCRAFT PROPULSION SYSTEM AND WATERCRAFT INCLUDING THE WATERCRAF...

    • Publication number 20230083494
    • Publication date Mar 16, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PROPULSION UNIT FOR A MARINE VESSEL

    • Publication number 20220258844
    • Publication date Aug 18, 2022
    • VOLVO PENTA CORPORATION
    • Lars SJÖBLOM
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE, OUTBOARD MOTOR, AND WATERCRAFT

    • Publication number 20220252000
    • Publication date Aug 11, 2022
    • Honda Motor Co., Ltd.
    • Shohei Kono
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR ENGINE COVER AND OUTBOARD MOTOR

    • Publication number 20220204148
    • Publication date Jun 30, 2022
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Hiroyuki HASEGAWA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR

    • Publication number 20220194539
    • Publication date Jun 23, 2022
    • HONDA MOTOR CO., LTD.
    • Yoshihiro Harada
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MACHINE

    • Publication number 20220185440
    • Publication date Jun 16, 2022
    • Honda Motor Co., Ltd.
    • Kazuhiro Ishizaka
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PERSONAL WATERCRAFT

    • Publication number 20220135189
    • Publication date May 5, 2022
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Toshio ARAKI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    INTAKE MANIFOLD AND OUTBOARD MOTOR

    • Publication number 20220099056
    • Publication date Mar 31, 2022
    • Mikuni Corporation
    • Hirobumi OOSAWA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR AND MARINE PROPULSION SYSTEM

    • Publication number 20220081092
    • Publication date Mar 17, 2022
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Masahisa Watanabe
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    OUTBOARD MOTOR AND OUTBOARD MOTOR CONTROL DEVICE

    • Publication number 20220055730
    • Publication date Feb 24, 2022
    • HONDA MOTOR CO., LTD.
    • Takamasa Takeshige
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OIL CASE AND METHOD FOR MANUFACTURING OIL CASE

    • Publication number 20220025791
    • Publication date Jan 27, 2022
    • HONDA MOTOR CO., LTD.
    • Tatsuya Kuroda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Outboard Motor Stabilizer

    • Publication number 20210396172
    • Publication date Dec 23, 2021
    • Rich Frey
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    OUTBOARD MOTOR

    • Publication number 20210347458
    • Publication date Nov 11, 2021
    • Honda Motor Co., Ltd.
    • Makoto YAZAKI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SHIP PROPULSION MACHINE

    • Publication number 20210316833
    • Publication date Oct 14, 2021
    • SUZUKI MOTOR CORPORATION
    • Masatoshi KIMPARA
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    DETECTION APPARATUS AND CONTROL APPARATUS

    • Publication number 20210301776
    • Publication date Sep 30, 2021
    • Honda Motor Co., Ltd.
    • Akifumi Fujima
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    MARINE PROPULSION SYSTEM AND CONTROL METHOD

    • Publication number 20210253214
    • Publication date Aug 19, 2021
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Yoshiyuki KADOBAYASHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SIMULATION METHOD FOR TWO-STAGE PLUNGER PRESSURIZED COMMON RAIL FUE...

    • Publication number 20210197942
    • Publication date Jul 1, 2021
    • Harbin Engineering University
    • JIANHUI ZHAO
    • G06 - COMPUTING CALCULATING COUNTING