Inventor
TAKEI RYOICHI
JP3 patents
Patents
3 patentsUS10825035B2Nov 3, 2020
Point calculation device, boat, point calculation method, and program
MITSUBISHI SHIPBUILDING CO LTD1 citations52
US11170348B2Nov 9, 2021
Point calculation device, boat, point calculation method, and program
MITSUBISHI SHIPBUILDING CO LTD0 citations45
US10846723B2Nov 24, 2020
Point calculation device, boat, point calculation method, and program
MITSUBISHI SHIPBUILDING CO LTD0 citations35