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Inventor

Sadaoki Kanada

Inventor
Ibaraki, JP

Overview

4→
Patents
1978–1992
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C02Fprimary
C02FTreatment of water, waste water, sewage, or sludge29%
C23FNon-mechanical removal of metallic material from surface29%
A01NPreservation of bodies of humans or animals or plants or parts thereof14%
B01DSeparation14%
B63JAuxiliaries on vessels14%
PatentTitleYear
5,169,563'Water treatment agent and water treatment method for a boiler'19924,512,552'Corrosion inhibitor'19854,154,818'Gel product for destroying harmful marine organisms and method of applying the same'19794,071,445'Method and apparatus for treating waste water on ships'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to DAICEL LTD (1)· patent assignee history
1978–1979Based in Ibaragi, JP· patent location history
1979–1992Patents assigned to KATAYAMA CHEMICAL WORKS CO (3)· patent assignee history
1985–1992Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KATAYAMA CHEMICAL WORKS CO31979–1992
DAICEL LTD11978
Locations
LocationPatentsSpan
Ibaraki, JP21985–1992
Ibaragi, JP21978–1979