Inventor

Toshiyuki Kosuge

Inventor

Itami, JP

Overview

4→

Patents

2001–2015

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 4 as inventor

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

F04Cprimary

F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids50%

F01CRotary-piston or oscillating-piston machines or engines13%

F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines13%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

Y10TTechnical subjects covered by former us classification13%

PatentTitleYear

9,091,263'Internal gear pump'2015 9,004,889'Internal gear pump'2015 6,402,488'Oil pump'2002 6,244,843'Internal gear pump'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001–2002Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (2)· patent assignee history

2001–2015Based in Itami, JP· patent location history

2015Patents assigned to SUMITOMO ELECTRIC SINTERED ALY (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SUMITOMO ELECTRIC INDUSTRIES	2	2001–2002
SUMITOMO ELECTRIC SINTERED ALY	2	2015

Locations

Location	Patents	Span
Itami, JP	4	2001–2015