Inventor

Osamu Kanda

Inventor

Kure, JP

Overview

1983–2020

Patent span

Performing operations

Primary field (CPC B)

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

B01Dprimary

B01DSeparation20%

C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals13%

B23BTurning7%

B24CAbrasive or related blasting with particulate material7%

B60TVehicle brake control systems or parts thereof7%

C01BNon-metallic elements7%

C02FTreatment of water, waste water, sewage, or sludge7%

C23CCoating metallic material7%

F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact7%

G06FElectric digital data processing7%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to HITACHI LTD (1)· patent assignee history

1983–1987Based in Kure, JP· patent location history

1984–1987Patents assigned to BABCOCK HITACHI KK (2)· patent assignee history

1987Patents assigned to NIPPON AIR BRAKE CO (1)· patent assignee history

1987Based in Kobe, JP· patent location history

2010Patents assigned to SUMITOMO METAL IND (1)· patent assignee history

2010Based in Takarazuka, JP· patent location history

2020Patents assigned to PANASONIC I PRO SENSING SOLUTIONS CO LTD (1)· patent assignee history

2020Based in Fukuoka, JP· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BABCOCK HITACHI KK	2	1984–1987
HITACHI LTD	1	1983
NIPPON AIR BRAKE CO	1	1987
PANASONIC I PRO SENSING SOLUTIONS CO LTD	1	2020
SUMITOMO METAL IND	1	2010

Locations