Inventor

Keishi Ohshima

Inventor

Tokyo, JP

Overview

2→

Patents

2003–2006

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 2 as inventor

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

F04Bprimary

F04BPositive-displacement machines for liquids33%

F25BRefrigeration machines, plants or systems33%

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%

PatentTitleYear

7,121,116'Method and device for producing oxygen'2006 6,641,377'Linear compressor with a plurality of support springs and a dual compression unit'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2006Patents assigned to FUJI ELECTRIC CO LTD (2)· patent assignee history

2003–2006Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FUJI ELECTRIC CO LTD	2	2003–2006

Locations

Location	Patents	Span
Tokyo, JP	2	2003–2006