Inventor

Toshio Ozawa

Inventor

Oyama, JP

Overview

1984–2003

Patent span

Human necessities

Primary field (CPC A)

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

A44Bprimary

A44BButtons, pins, buckles, slide fasteners, or the like14%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for14%

E02FDredging14%

F15BSystems acting by means of fluids in general14%

G01NInvestigating or analysing materials by determining their chemical or physical properties14%

H04LTransmission of digital information, e.g. telegraphic communication14%

Y10TTechnical subjects covered by former us classification14%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1984–2001Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (2)· patent assignee history

1984Based in Hirakata, JP· patent location history

1986Patents assigned to OSUMI METAL INDUSTRY CO LTD (1)· patent assignee history

1986Based in Ohta, JP· patent location history

1988Patents assigned to HITACHI LTD (1)· patent assignee history

1988Based in Hitachi, JP· patent location history

2001Based in Ikoma, JP· patent location history

2003Patents assigned to KOMATSU MFG CO LTD (1)· patent assignee history

2003Based in Oyama, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	2	1984–2001
HITACHI LTD	1	1988
KOMATSU MFG CO LTD	1	2003
OSUMI METAL INDUSTRY CO LTD	1	1986

Locations