Ichikawa; Shuji

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ichikawa; Shuji.The latest application filed is for "ink reservoir unit for writing instruments and writing instruments".

Company Profile

1.20.24

Ichikawa; Shuji - Tokyo JP
ICHIKAWA; Shuji - Yokohama-shi Kanagawa
Ichikawa; Shuji - Yokohama JP
Ichikawa; Shuji - Kanagawa-ku JP
Ichikawa; Shuji - Saitama N/A JP
Ichikawa; Shuji - Wako N/A JP
Ichikawa; Shuji - Wako-shi JP
Ichikawa; Shuji - Kanagawa JP
Ichikawa; Shuji - Kawasaki-shi JP
Ichikawa, Shuji - Kawasaki JP
Ichikawa; Shuji - Shinagawa-ku JP
Ichikawa, Shuji - Ibaraki JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Ink Reservoir Unit For Writing Instruments And Writing Instruments App 20220176728 - Ichikawa; Shuji	2022-06-09
Microcapsule Pigment And Aqueous Ink Composition For Writing Instruments App 20190010344 - ICHIKAWA; Shuji ; et al.	2019-01-10
Functional Particle Pigment App 20180187015 - ICHIKAWA; Shuji	2018-07-05
Ink composition for writing instrument and coloring material Grant 9,790,384 - Ichikawa October 17, 2	2017-10-17
Colorant, microcapsule pigment prepared by using the same and ink composition for writing instrument Grant 9,315,672 - Ichikawa April 19, 2	2016-04-19
Ink Composition For Writing Instrument And Coloring Material App 20160068694 - ICHIKAWA; Shuji	2016-03-10
Colorant, Microcapsule Pigment Prepared By Using The Same And Ink Composition For Writing Instrument App 20140299015 - Ichikawa; Shuji	2014-10-09
Structure of front section of vehicle body Grant 8,764,104 - Kihara , et al. July 1, 2	2014-07-01
Structure for vehicle body front portion Grant 8,702,158 - Kihara , et al. April 22, 2	2014-04-22
Structure for front section of vehicle body Grant 8,702,148 - Ichikawa April 22, 2	2014-04-22
Structure Of Front Section Of Vehicle Body App 20130207417 - Kihara; Makoto ; et al.	2013-08-15
Structure For Front Section Of Vehicle Body App 20130088048 - Ichikawa; Shuji	2013-04-11
Structure For Vehicle Body Front Portion App 20130069393 - Kihara; Makoto ; et al.	2013-03-21
Oil-based ink composition for writing utensil and writing utensil employing the same Grant 7,794,533 - Ichikawa September 14, 2	2010-09-14
Oil-Based Ink Composition for Writing Utensil and Writing Utensil Employing the Same App 20090255439 - Ichikawa; Shuji	2009-10-15
Oil-based ink composition for ballpoint pen and ball-point pen using oil-based ink Grant 7,521,491 - Ichikawa , et al. April 21, 2	2009-04-21
Oil-based ink composition for ballpoint pen using oil-based ink Grant 7,462,229 - Ichikawa , et al. December 9, 2	2008-12-09
Information Processing Apparatus And Information Processing Method App 20080243844 - Ichikawa; Shuji	2008-10-02
Follower for non-aqueous ball point pen and non-aqueous ball point pen Grant 7,311,459 - Ikai , et al. December 25, 2	2007-12-25
Oil-base ballpoint ink composition and oily ballpoint pens Grant 7,172,648 - Ichikawa February 6, 2	2007-02-06
Follower for non-aqueous ball point pen and non-aqueous ball point pen App 20070020031 - Ikai; Takayuki ; et al.	2007-01-25
Oil-based ballpoint pen ink composition and oil-based ballpoint pen Grant 7,071,245 - Ichikawa July 4, 2	2006-07-04
Oil-based ink composition for ballpoint pen using oil-based ink App 20060117996 - Ichikawa; Shuji ; et al.	2006-06-08
Ink reservoir for writing instrument Grant 7,056,052 - Ichikawa , et al. June 6, 2	2006-06-06
Oil-based ink composition for ballpoint pen and ball-point pen using oil-based ink App 20050228070 - Ichikawa, Shuji ; et al.	2005-10-13
Oil-base ballpoint ink composition and oily ballpoint pens App 20050207824 - Ichikawa, Shuji	2005-09-22
Writing ink accommodating tube App 20050169694 - Ichikawa, Shuji ; et al.	2005-08-04
Information processing method, information processing terminal, program, and computer-readable storage medium App 20050160085 - Ichikawa, Shuji ; et al.	2005-07-21
Information processing method, information processing apparatus, control program, and storage medium App 20050149509 - Kobayashi, Yuji ; et al.	2005-07-07
Ballpoint pen oil-based ink composition and ballpoint pens Grant 6,786,956 - Ichikawa September 7, 2	2004-09-07
Process for producing norbornene derivative having organosilyl group Grant 6,777,570 - Takahashi , et al. August 17, 2	2004-08-17
Process for producing norbornene derivative having organosilyl group App 20040063982 - Takahashi, Hiroko ; et al.	2004-04-01
Method for producing 1,3-cyclohexanediol compound App 20030149293 - Ichikawa, Shuji ; et al.	2003-08-07
Oil-based ballpoint pen ink composition and oil-based ballpoint pen App 20030045607 - Ichikawa, Shuji	2003-03-06
Ballpoint pen oil-based ink composition and ballpoint pens App 20020139280 - Ichikawa, Shuji	2002-10-03
Ink composition for writing instrument Grant 6,048,914 - Goto , et al. April 11, 2	2000-04-11
Oil base ink composition Grant 5,980,624 - Ichikawa November 9, 1	1999-11-09
Trioxane derivatives, and method for the chemiluminescence Grant 5,348,890 - Ichikawa , et al. September 20, 1	1994-09-20

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