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Inventor

Masashi Arikawa

Inventor
Tokyo, JP

Overview

5→
Patents
2013–2020
Patent span
LOC
Primary field

Patents· 5 as inventor

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

LOC10primary
LOC1050%
G01DMeasuring not specially adapted for a specific variable13%
G01NInvestigating or analysing materials by determining their chemical or physical properties13%
G08BSignalling systems, e.g. personal calling systems13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
D0904215Smoke detector2020D0871245Fire detector2019D0849580Fire detector20199,836,937Sensor system, sensor, and detachment tool2017D0675948'Heat and smoke detector'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2020Patents assigned to HOCHIKI CO (5)· patent assignee history
2013–2017Patents assigned to ARIKAWA MASASHI (2)· patent assignee history
2013–2017Patents assigned to KAWAGUCHI KOICHIRO (2)· patent assignee history
2013Patents assigned to IRUMANO HIDETAKA (1)· patent assignee history
2013Patents assigned to MATSUMOTO MANABU (1)· patent assignee history
2013–2020Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOCHIKI CO52013–2020
ARIKAWA MASASHIself22013–2017
KAWAGUCHI KOICHIRO22013–2017
IRUMANO HIDETAKA12013
MATSUMOTO MANABU12013
Locations
LocationPatentsSpan
Tokyo, JP52013–2020