P

Inventor

TODA HIROYUKI

JP53 patents
⚠️ This page may combine multiple inventors who share the name “TODA HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FURUNO ELECTRIC CO

20 patents
US7026982B2Apr 11, 2006

Carrier-phase-based relative positioning device

FURUNO ELECTRIC CO91 citations97
US6792380B2Sep 14, 2004

Attitude angle detecting apparatus

FURUNO ELECTRIC CO62 citations96
US6424915B1Jul 23, 2002

System for determining the heading and/or attitude of a body

FURUNO ELECTRIC CO77 citations96
US6611228B2Aug 26, 2003

Carrier phase-based relative positioning apparatus

FURUNO ELECTRIC CO61 citations94
US7076342B2Jul 11, 2006

Attitude sensing apparatus for determining the attitude of a mobile unit

FURUNO ELECTRIC CO13 citations84
US9714841B2Jul 25, 2017

Satellite navigation/dead-reckoning navigation integrated positioning device

FURUNO ELECTRIC CO10 citations79
US6720914B2Apr 13, 2004

Carrier-phase-based relative positioning device

FURUNO ELECTRIC CO8 citations73
US10877163B2Dec 29, 2020

Method and device for calculating attitude angle

FURUNO ELECTRIC CO3 citations72
US10197681B2Feb 5, 2019

State calculating device, method of calculating state, and state calculating program

FURUNO ELECTRIC CO3 citations71
US11333501B2May 17, 2022

Navigation device, method of generating navigation support information, and navigation support information generating program

FURUNO ELECTRIC CO1 citations62
US11255675B2Feb 22, 2022

Course estimating device, method of estimating course, and course estimating program

FURUNO ELECTRIC CO0 citations62
US11366235B2Jun 21, 2022

Positioning device, positioning system, positioning method and positioning program

FURUNO ELECTRIC CO0 citations61
US11156721B2Oct 26, 2021

Oscillation observation device, oscillation observation method and oscillation observation program

FURUNO ELECTRIC CO0 citations61
US10976447B2Apr 13, 2021

Azimuth angle calculating device, and method of calculating azimuth angle

FURUNO ELECTRIC CO0 citations61
US10948292B2Mar 16, 2021

Sensor error calculating device, attitude angle calculating apparatus, method of calculating sensor error and method of calculating attitude angle

FURUNO ELECTRIC CO1 citations61
US7193930B2Mar 20, 2007

Quantitative echo sounder and method of quantitative sounding of fish

FURUNO ELECTRIC CO2 citations60
US10514469B2Dec 24, 2019

Attitude angle calculating device, method of calculating attitude angle, and attitude angle calculating program

FURUNO ELECTRIC CO1 citations59
US11268814B2Mar 8, 2022

Movement information calculating device, movement information calculating method and movement information calculating program

FURUNO ELECTRIC CO0 citations51
US11953610B2Apr 9, 2024

Device and method for calculating movement information

FURUNO ELECTRIC CO0 citations46
US12411011B2Sep 9, 2025

Ship navigation assistance device, ship navigation assistance method, and ship navigation assistance program

FURUNO ELECTRIC CO0 citations43

YAMAHA CORP

9 patents

NIPPON TELEGRAPH & TELEPHONE

9 patents

TODA HIROYUKI

4 patents

NTT INC

4 patents

TOKYO OHKA KOGYO CO LTD

1 patent

FUJI PHOTO FILM CO LTD

1 patent

KISHIDA KINZO

1 patent

OKI SEMICONDUCTOR CO LTD

1 patent

Showing the top 50 of 53 patents by PatentIndex Score.