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Inventor

Tamisuke Matsufuji

Inventor
Tokyo, JP

Overview

1→
Patents
2000
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.

B03Bprimary
B03BSeparating solid materials using liquids or using pneumatic tables or jigs17%
B03CMagnetic or electrostatic separation of solid materials from solid materials or fluids17%
C22BProduction and refining of metals17%
E02FDredging17%
E21CMining or quarrying17%
Y02PClimate change mitigation technologies in the production or processing of goods17%
PatentTitleYear
6,138,833'Placer gold mining method, placer gold mining boat used in this method, placer gold digging and separating method and system therefor, and placer gold separating method and system therefor'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000Patents assigned to JIPANGU INC (1)· patent assignee history
2000Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JIPANGU INC12000
Locations
LocationPatentsSpan
Tokyo, JP12000