Inventor

Tatsuo Kanai

Inventor

Kashima, JP

Overview

3→

Patents

1998–2007

Patent span

Chemistry

Primary field (CPC C)

Patents· 3 as inventor

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

C21Cprimary

C21CProcessing of pig-iron, e.g. refining, manufacture of wrought-iron or steel33%

C22CAlloys33%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation17%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1017%

PatentTitleYear

7,247,211'Method of manufacture of ultra-low carbon steel'2007 6,726,782'Ultra-low carbon steel sheet'2004 5,841,565'Semiconductor device, light-receiving module and method for manufacturing same'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to NEC CORP (1)· patent assignee history

1998Based in Tokyo, JP· patent location history

2004–2007Patents assigned to SUMITOMO METAL IND (2)· patent assignee history

2004–2007Based in Kashima, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SUMITOMO METAL IND	2	2004–2007
NEC CORP	1	1998

Locations

Location	Patents	Span
Kashima, JP	2	2004–2007
Tokyo, JP	1	1998