HK

Hirotaka Kaji

Yamaha Motor: 27 patents #16 of 2,310Top 1%
TO Toyota: 5 patents #5,641 of 26,838Top 25%
YM Yamaha Marine: 2 patents #49 of 137Top 40%
SI Sanshin Industries: 1 patents #190 of 319Top 60%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
Overall (All Time): #112,611 of 4,157,543Top 3%
32
Patents All Time

Issued Patents All Time

Showing 1–25 of 32 patents

Patent #TitleCo-InventorsDate
11369883 Contribution degree calculation apparatus Yasuo Katsuhara, Mirai Shimoyama, Hirokazu Kikuchi, Nobuki Hayashi, Hiroki Ashizawa +1 more 2022-06-28
10813583 Sleep state prediction device 2020-10-27
10556595 State estimation system Masashi Sugiyama 2020-02-11
9801580 Driving assistance device, driving assistance method, information-providing device, information-providing method, navigation device and navigation method Hisashi Iizuka, Hirokazu Kikuchi 2017-10-31
8947218 Driving support device Shintaro Yoshizawa 2015-02-03
8190316 Control apparatus for marine vessel propulsion system, and marine vessel running supporting system and marine vessel using the same 2012-05-29
8170734 Marine vessel maneuvering supporting apparatus and marine vessel including the same 2012-05-01
8170735 Marine vessel maneuvering supporting apparatus and marine vessel including the same 2012-05-01
8150569 Marine vessel running controlling apparatus, and marine vessel including the same 2012-04-03
7959479 Boat propulsion system and boat including the same and boat control device and boat control method Mitsuhiro Ryuman 2011-06-14
7769504 Marine vessel running controlling apparatus, and marine vessel including the same 2010-08-03
7736204 Marine vessel running controlling apparatus, and marine vessel including the same 2010-06-15
7702431 Marine vessel running controlling apparatus, and marine vessel employing the same 2010-04-20
7556547 Control apparatus for outboard motor, and marine vessel running support system and marine vessel using the same 2009-07-07
7530864 Control apparatus for hybrid type outboard motor, marine vessel running support system and marine vessel using the same 2009-05-12
7398257 Multiobjective optimization apparatus, multiobjective optimization method and multiobjective optimization program 2008-07-08
7389735 Docking supporting apparatus, and marine vessel including the apparatus Takao Kawai 2008-06-24
7389165 Attitude angle control apparatus, attitude angle control method, attitude angle control apparatus control program, and marine vessel navigation control apparatus 2008-06-17
7357120 Marine vessel running controlling apparatus, and marine vessel including the same 2008-04-15
7280904 Marine vessel running controlling apparatus, and marine vessel including the same 2007-10-09
7243009 Parameter optimization method, parameter optimization apparatus, parameter optimization program, and marine vessel navigation control apparatus 2007-07-10
7052341 Method and apparatus for controlling a propulsive force of a marine vessel Isao Kanno 2006-05-30
6997763 Running control device 2006-02-14
6994046 Marine vessel running controlling apparatus, marine vessel maneuvering supporting system and marine vessel each including the marine vessel running controlling apparatus, and marine vessel running controlling method Masaru Suemori 2006-02-07
6941176 Method and apparatus for changing and controlling characteristics of device Ichikai Kamihira 2005-09-06