Shuji Ichikawa

Inventor

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Work History

Patent OwnerApplications FiledYear
HONDA MOTOR CO., LTD.
6
2011
TERUMO KABUSHIKI KAISHA
1
1985
MITSUBISHI CHEMICAL CORPORATION
1
1
1
1
3
1995
1997
1998
2001
2003
NOF CORPORATION
1
1
1992
1995
CANON KABUSHIKI KAISHA
2
1
2004
2008
Mitsubishi Pencil Kabushiki Kaisha
1
2
2
1997
1998
2004
MITSUBISHI PENCIL COMPANY, LIMITED
4
7
1
2
2
2
2001
2003
2005
2006
2012
2014
Mitsubishi Petrochemical Co., Ltd.
1
1
1
1989
1990
1992

Inventor Addresses

AddressDuration
Ami-machi, JPFeb 25, 97 - Feb 25, 97
Ibaraki, JPDec 18, 90 - Aug 07, 03
Inashiki-gun, JPDec 08, 98 - Dec 08, 98
Kanagawa, JPApr 01, 04 - Oct 15, 09
Kanagawa-ku, JPOct 09, 14 - Oct 09, 14
Kawasaki, JPJul 07, 05 - Jul 21, 05
Kawasaki-shi, JPOct 02, 08 - Oct 02, 08
Saitama, JPAug 15, 13 - Jul 01, 14
Shinagawa-ku, JPOct 03, 02 - Jun 01, 23
Tokyo, JPJun 16, 87 - Oct 10, 23
Tsukuba, JPJan 14, 97 - Jan 14, 97
Wako, JPApr 22, 14 - Apr 22, 14
Wako-shi, JPMar 21, 13 - Apr 11, 13
Yokohama, JPNov 09, 99 - Oct 17, 17
Yokohama-shi, Kanagawa, JPMar 10, 16 - Jan 10, 19

Technology Profile

Technology Matters
A61K: PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1
B43K: IMPLEMENTS FOR WRITING OR DRAWING 6
B60R: VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR 1

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Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
117802582023Liquid storage member for coating tools0
116796182023Ink reservoir unit for writing instruments and writing instruments1
2023/0167,3162023INK COMPOSITION FOR WATER-BASED BALLPOINT PEN0
2022/0355,6122022LIQUID STORAGE MEMBER FOR COATING TOOLS0
2022/0176,7282022INK RESERVOIR UNIT FOR WRITING INSTRUMENTS AND WRITING INSTRUMENTS1

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