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Inventor

Shoichi Hamada

Inventor
Okayama, JP

Overview

3→
Patents
1993–1999
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B01Dprimary
B01DSeparation18%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry18%
G01NInvestigating or analysing materials by determining their chemical or physical properties18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%
Y10TTechnical subjects covered by former us classification18%
A61KPreparations for medical, dental or toiletry purposes9%
PatentTitleYear
5,922,324'Propolis extract with improved water-solubility'19995,417,889'Method for preparing filter aid for analytical use'19955,225,276'Filter aid for analytical use and method for preparing the same'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1999Patents assigned to HAYASHIBARA BIOCHEM LAB (3)· patent assignee history
1993–1999Based in Okayama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HAYASHIBARA BIOCHEM LAB31993–1999
Locations
LocationPatentsSpan
Okayama, JP31993–1999