Inventor

Shigeo Tooyama

Inventor

Tokyo, JP

Overview

1→

Patents

2002

Patent span

Performing operations

Primary field (CPC B)

Patents· 1 as inventor

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

B01Dprimary

B01DSeparation33%

F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state33%

Y02CCapture, storage, sequestration or disposal of greenhouse gases [ghg]33%

PatentTitleYear

6,471,749'Gas purification method'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to NIPPON OXYGEN CO LTD (1)· patent assignee history

2002Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NIPPON OXYGEN CO LTD	1	2002

Locations

Location	Patents	Span
Tokyo, JP	1	2002