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Inventor

Yasumi Shioya

Inventor
Tokyo, JP

Overview

5→
Patents
1983–1986
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 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 sludge42%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management33%
B03DFlotation8%
F23GCremation furnaces8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
PatentTitleYear
4,626,356'Sludge concentration method'19864,500,427'Activated-sludge process for wastewater treatment'19854,452,699'Method of improving the SVI of mixed liquor in aeration tank'19844,398,476'Method for incinerating sewage sludge'19834,370,235'Method of treating excess sludge'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983–1986Patents assigned to SHINRYO AIR COND (5)· patent assignee history
1983–1986Based in Tokyo, JP· patent location history
1983Based in Higashi Kurume, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHINRYO AIR COND51983–1986
Locations
LocationPatentsSpan
Tokyo, JP41983–1986
Higashi Kurume, JP11983