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Inventor

Isamu Nishikawa

Inventor
Akashi, JP

Overview

3→
Patents
1985–2005
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.

Y10Sprimary
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests40%
B01DSeparation20%
B05BSpraying apparatus20%
B41MPrinting, duplicating, marking, or copying processes20%
PatentTitleYear
6,840,973'Air cleaner for combustion engine'20054,792,544'Heat sensitive recording material'19884,501,223'Coating apparatus'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to HITACHI SHIPBUILDING ENG CO (1)· patent assignee history
1985Based in Yokohama, JP· patent location history
1988Patents assigned to NIPPON SYNTHETIC CHEM IND (1)· patent assignee history
1988Based in Ibaraki, JP· patent location history
2005Patents assigned to KAWASAKI HEAVY IND LTD (1)· patent assignee history
2005Based in Akashi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI SHIPBUILDING ENG CO11985
KAWASAKI HEAVY IND LTD12005
NIPPON SYNTHETIC CHEM IND11988
Locations
LocationPatentsSpan
Akashi, JP12005
Ibaraki, JP11988
Yokohama, JP11985