Inventor

Shunichi Kawanishi

Inventor

Neyagawa, JP

Overview

7→

Patents

1990–1998

Patent span

Chemistry

Primary field (CPC C)

Patents· 7 as inventor

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

C08Jprimary

C08JWorking-up36%

C04BLime, magnesia14%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons14%

B01DSeparation7%

B29CShaping or joining of plastics7%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts7%

B29LIndexing scheme associated with subclass b29c, relating to particular articles7%

Y10TTechnical subjects covered by former us classification7%

PatentTitleYear

5,721,293'Method of imparting organic functional groups to the surface of fluoropolymers by irradiation of carboxylic acids with ultraviolet light'1998 5,635,257'Process for hydrophilizing a porous material made of fluorine resin'1997 5,470,617'Process for modifying the surfaces of the molded materials made of fluorine resins'1995 5,419,968'Surface-hydrophilized fluororesin moldings and method of producing same'1995 5,362,525'Process for modifying fluorine resin surfaces'1994 5,093,096'High purity and high strength inorganic silicon nitride continuous fiber and a method of producing the same'1992 4,954,461'High purity and high strength inorganic silicon nitride continuous fiber'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1998Patents assigned to JAPAN ATOMIC ENERGY RES INST (6)· patent assignee history

1990–1992Based in Takasaki, JP· patent location history

1994–1997Patents assigned to RADIATION APPLIC DEV ASS (3)· patent assignee history

1994–1997Patents assigned to KURASHIKI BOSEKI KK (2)· patent assignee history

1994–1997Based in Neyagawa, JP· patent location history

1995Patents assigned to GUNZE KK (1)· patent assignee history

1995–1998Based in Osaka, JP· patent location history

1998Patents assigned to GUNZE LTD OF KYOTO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
JAPAN ATOMIC ENERGY RES INST	6	1990–1998
RADIATION APPLIC DEV ASS	3	1994–1997
KURASHIKI BOSEKI KK	2	1994–1997
GUNZE KK	1	1995
GUNZE LTD OF KYOTO	1	1998

Locations

Location	Patents	Span
Neyagawa, JP	3	1994–1997
Osaka, JP	2	1995–1998
Takasaki, JP	2	1990–1992