Inventor

Kousei Kosako

Inventor

Tokyo, JP

Overview

1992

Patent span

Physics

Primary field (CPC G)

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

G01Fprimary

G01FMeasuring volume, volume flow, mass flow or liquid level40%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them40%

G08BSignalling systems, e.g. personal calling systems20%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to ASAHI OPTICAL CO LTD (2)· patent assignee history

1992Based in Tokyo, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
ASAHI OPTICAL CO LTD	2	1992

Locations

Location	Patents	Span
Tokyo, JP	2	1992