Inventor

Masamitsu Haruna

Inventor

Toyonaka, JP

Overview

3→

Patents

1987–2002

Patent span

Physics

Primary field (CPC G)

Patents· 3 as inventor

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

G01Nprimary

G01NInvestigating or analysing materials by determining their chemical or physical properties50%

G01BMeasuring length, thickness or similar linear dimensions25%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein25%

PatentTitleYear

6,463,314'Nanosecond gate spectroscopic diagnostic device'2002 6,172,752'Method and apparatus for simultaneously interferometrically measuring optical characteristics in a noncontact manner'2001 4,648,687'Optical switching device'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to RICOH KK (1)· patent assignee history

1987–2002Based in Toyonaka, JP· patent location history

2001Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (1)· patent assignee history

2002Patents assigned to JAPAN SCIENCE & TECH CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
JAPAN SCIENCE & TECH CORP	1	2002
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	1	2001
RICOH KK	1	1987

Locations

Location	Patents	Span
Toyonaka, JP	3	1987–2002