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Inventor

Harukazu Matsuyama

Inventor
Takahama, JP

Overview

1→
Patents
1988
Patent span
Performing operations
Primary field (CPC B)

Patents· 1 as inventor

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

B01Dprimary
B01DSeparation25%
B31DMaking articles of paper, cardboard or material worked in a manner analogous to paper, not provided for in subclasses b31b or b31c25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
4,747,816'Apparatus for making a filter from a material for a filter element'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to NIPPON DENSO CO (1)· patent assignee history
1988Based in Takahama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON DENSO CO11988
Locations
LocationPatentsSpan
Takahama, JP11988