Inventor · disambiguated record
Hirofumi Amma
Also filed as: AMMA HIROFUMI
10 granted patents·6 pending applications·6 citations·filing 2020–2024
79Inventor score
Top patents by PatentIndex Score
16 records- 0187US12325497B2Marine vessel that suitably transmits rescue signal, and method for controlling the sameYAMAHA MOTOR CO LTD·Filed 2023·Granted Jun 10, 2025·2 cites·20 claims
- 0286US11243539B2Imaging system for ship, ship including the system, and calibrating method for imaging system for shipXACTI CORP·Filed 2020·Granted Feb 8, 2022·3 cites·8 claims
- 0374US11059549B2Marine vessel and marine vessel operation support deviceYAMAHA MOTOR CO LTD·Filed 2020·Granted Jul 13, 2021·1 cites·17 claims
- 0468US12497142B2Method and apparatus for displaying azimuth of marine vessel, marine vessel, and storage mediumYAMAHA MOTOR CO LTD·Filed 2023·Granted Dec 16, 2025·0 cites·13 claims
- 0565US12424105B2Information processing method, information processing system, and control programYAMAHA MOTOR CO LTD·Filed 2023·Granted Sep 23, 2025·0 cites·7 claims
- 0659US2024159541A1Information processing apparatus, method, system, and storage medium to perform registration work of an area associated with an attributeYAMAHA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 0759US2024159542A1Information processing method and apparatus for issuing warning, marine vessel, and storage mediumYAMAHA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 0858US11691697B2Marine vessel and marine vessel imaging deviceYAMAHA MOTOR CO LTD·Filed 2020·Granted Jul 4, 2023·0 cites·20 claims
- 0957US2025002124A1Vessel operator warning support system and vessel operator warning support methodYAMAHA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1056US11904988B2WatercraftYAMAHA MOTOR CO LTD·Filed 2021·Granted Feb 20, 2024·0 cites·11 claims
- 1154US2023391433A1Marine vesselYAMAHA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 1252US12134447B2WatercraftYAMAHA MOTOR CO LTD·Filed 2021·Granted Nov 5, 2024·0 cites·17 claims
- 1351US2025042524A1WatercraftYAMAHA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1445US11383800B2Marine vessel display device, marine vessel, and image display method for marine vesselYAMAHA MOTOR CO LTD·Filed 2020·Granted Jul 12, 2022·0 cites·20 claims
- 1544US2022281578A1Marine vessel maneuvering system and marine vesselYAMAHA MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 1637US11323635B2Imaging device including distance calculator for ship and ship including the imaging deviceYAMAHA MOTOR CO LTD·Filed 2020·Granted May 3, 2022·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →