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Inventor

Shozo Ichimura

Inventor
Tokyo, JP

Overview

3→
Patents
1994–1998
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry50%
B01DSeparation33%
A61LMethods or apparatus for sterilising materials or objects in general17%
PatentTitleYear
5,830,414'Air cleaning filter'19985,462,693'Air purifying agent and a process for producing same'19955,346,876'Air purifying agent and a process for producing same'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–1998Patents assigned to NIPPON CHEMICAL IND (3)· patent assignee history
1994–1998Based in Tokyo, JP· patent location history
1998Patents assigned to CAMBRIDGE FILTER JAPAN LTD (1)· patent assignee history
1998Patents assigned to KONDOH IND LIMITED (1)· patent assignee history
1998Patents assigned to UNITIKA LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON CHEMICAL IND31994–1998
CAMBRIDGE FILTER JAPAN LTD11998
KONDOH IND LIMITED11998
UNITIKA LTD11998
Locations
LocationPatentsSpan
Tokyo, JP31994–1998