LexDanaLexDanabeta
Inventor

Tadao Hamaya

Inventor
Ageo, JP

Overview

3→
Patents
1997–2007
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A23Lprimary
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for25%
A61KPreparations for medical, dental or toiletry purposes25%
A61LMethods or apparatus for sterilising materials or objects in general17%
A61QSpecific use of cosmetics or similar toiletry preparations17%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%
C08BPolysaccharides8%
PatentTitleYear
7,195,675'Chitosan-containing polysaccharide, method for preparing the same and use thereof'20075,804,174'Deodorizer'19985,639,470'Deodorizer'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2007Patents assigned to RICOM CORP (3)· patent assignee history
1997–1998Patents assigned to ZERIA PHARM CO LTD (2)· patent assignee history
1997Patents assigned to MITSUI & CO (1)· patent assignee history
1997–1998Based in Ageo, JP· patent location history
1998Patents assigned to MITSUI BUSSAN (1)· patent assignee history
2007Based in Bunkyo-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOM CORP31997–2007
ZERIA PHARM CO LTD21997–1998
MITSUI & CO11997
MITSUI BUSSAN11998
Locations
LocationPatentsSpan
Ageo, JP21997–1998
Bunkyo-ku, JP12007