Inventor

Koji Numata

Inventor

Toyokawa, JP

Overview

29→

Patents

1982–2020

Patent span

Physics

Primary field (CPC G)

Patents· 29 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Cprimary

G01CMeasuring distances, levels or bearings38%

H01QAntennas, i.e. radio aerials10%

H01FMagnets8%

G01NInvestigating or analysing materials by determining their chemical or physical properties5%

G08GTraffic control systems5%

B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general3%

B62DMotor vehicles3%

C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel3%

F27BFurnaces, kilns, ovens or retorts in general3%

G01KMeasuring temperature3%

PatentTitleYear

10,775,352Column oven2020 8,253,096'Time-of-flight mass spectrometer'2012 7,791,550'On-vehicle film antenna'2010 7,633,453'On-vehicle film antenna'2009 7,482,988'Noise reception reducing arrangement'2009 7,446,719'Mobile antenna mounted on a vehicle body'2008 5,410,564'Direct current electric furnace for melting metal'1995 5,360,268'Ultrasonic temperature measuring apparatus'1994 4,898,462'Device for detecting a transmissivity of a substance'1990 4,891,559'Apparatus for controlling a headlight of a vehicle'1990 RE033025'Method and apparatus for display of distance and direction to destination'1989 4,672,565'Direction detecting system for vehicles'1987 4,663,719'Method and apparatus for display of distance and direction to destination'1987 4,642,776'Automobile route information display'1987 4,633,709'Vehicle turn angle detecting device'1987 4,563,685'Return route indication device for automotive vehicles'1986 4,555,761'Direction detection for a vehicle'1985 4,523,386'Heading detecting apparatus'1985 4,497,034'Heading detecting apparatus'1985 4,495,467'Apparatus for simultaneous measurement of magnetic field components in mutually perpendicular directions'1985 4,480,226'Apparatus for indicating the direction of a vehicle with abnormal field sensing circuits'1984 4,472,682'Apparatus for generating a parallel magnetic field within a magnetically shielded housing'1984 4,435,760'Running position indicator apparatus'1984 4,399,615'Direction indicator'1983 4,388,666'Demagnetizer for use in vehicles'1983 4,379,366'Direction finding system'1983 4,378,581'Demagnetizing apparatus for use in vehicles'1983 4,367,453'Automotive driving direction and position indicator apparatus'1983 4,358,886'Method of mounting an azimuth indicator in an automobile'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982–2010Patents assigned to NIPPON SOKEN (24)· patent assignee history

1982–2010Based in Toyokawa, JP· patent location history

1983–1994Patents assigned to NIPPON DENSO CO (6)· patent assignee history

1990Based in Toyohashi, JP· patent location history

1995Patents assigned to KAWASAKI STEEL CO (1)· patent assignee history

1995Based in Kurashiki, JP· patent location history

2008–2010Patents assigned to DENSO CORP (4)· patent assignee history

2012–2020Patents assigned to SHIMADZU CORP (2)· patent assignee history

2012–2020Based in Kyoto, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON SOKEN	24	1982–2010
NIPPON DENSO CO	6	1983–1994
DENSO CORP	4	2008–2010
SHIMADZU CORP	2	2012–2020
KAWASAKI STEEL CO	1	1995

Locations

Location	Patents	Span
Toyokawa, JP	25	1982–2010
Kyoto, JP	2	2012–2020
Kurashiki, JP	1	1995
Toyohashi, JP	1	1990