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Inventor

Tokuya Miyagi

Inventor
Osaka, JP

Overview

5→
Patents
1986–1992
Patent span
Performing operations
Primary field (CPC B)

Patents· 5 as inventor

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

B01Dprimary
B01DSeparation29%
B29CShaping or joining of plastics18%
B29LIndexing scheme associated with subclass b29c, relating to particular articles18%
Y10TTechnical subjects covered by former us classification18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
B01LChemical or physical laboratory apparatus for general use6%
PatentTitleYear
5,114,508'Filter element and its production'19924,826,519'Multilayer filter element'19894,722,792'Filter for centrifugal separator'19884,663,041'Fluorocarbon filter element'19874,588,464'Method of producing a fluorocarbon filter element'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1989Patents assigned to KURASHIKI BOSEKI KK (3)· patent assignee history
1986–1989Based in Osaka, JP· patent location history
1987Patents assigned to KURASHIKI BASEKI KABUSHIKI KAI (1)· patent assignee history
1992Patents assigned to HORI YOSHIHIRO (1)· patent assignee history
1992Patents assigned to INOE AKIHISA (1)· patent assignee history
1992Patents assigned to MIYAGI TOKUYA (1)· patent assignee history
1992Based in Ikuno-ku, Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KURASHIKI BOSEKI KK31986–1989
HORI YOSHIHIRO11992
INOE AKIHISA11992
KURASHIKI BASEKI KABUSHIKI KAI11987
MIYAGI TOKUYAself11992
Locations
LocationPatentsSpan
Osaka, JP41986–1989
Ikuno-ku, Osaka, JP11992