Shiromaru; Osamu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Shiromaru; Osamu.The latest application filed is for "process for the production of epsilon crystal form copper phthalocyanine".

Company Profile

0.6.6

Shiromaru; Osamu - Tokyo JP
Shiromaru, Osamu - US

*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
Process for the production of .beta. type copper phthalocyanine pigment and a use thereof Grant 7,255,733 - Shiromaru , et al. August 14, 2	2007-08-14
Process for the production of epsilon crystal form copper phthalocyanine Grant 7,211,664 - Shiromaru May 1, 2	2007-05-01
Copper phthalocyanine/iodine intermolecular compound and process for the production thereof Grant 7,067,652 - Shiromaru June 27, 2	2006-06-27
Monoazo lake pigment composition and gravure ink using the same Grant 6,989,055 - Kitamura , et al. January 24, 2	2006-01-24
Process for the production of epsilon crystal form copper phthalocyanine App 20050215780 - Shiromaru, Osamu	2005-09-29
Copper phthalocyanine/iodine intermolecular compound and process for the production thereof App 20050215779 - Shiromaru, Osamu	2005-09-29
Process for the production of .beta. type copper phthalocyanine pigment Grant 6,860,934 - Shiromaru , et al. March 1, 2	2005-03-01
Process for the production of beta type copper phthalocyanine pigment and a use thereof App 20040260083 - Shiromaru, Osamu ; et al.	2004-12-23
Process For The Production Of Beta Type Copper Phthalocyanine Pigment App 20040250734 - Shiromaru, Osamu ; et al.	2004-12-16
Pigment yellow 74 and printing ink composition Grant 6,692,559 - Ishigami , et al. February 17, 2	2004-02-17
Monoazo lake pigment composition and gravure ink using the same App 20040025748 - Kitamura, Kenji ; et al.	2004-02-12
Pigment yellow 74 and printing ink composition App 20030140819 - Ishigami, Takayoshi ; et al.	2003-07-31

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