Narusawa; Toshiaki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Narusawa; Toshiaki.The latest application filed is for "peropyrene compound, organic electroluminescent element and organic electroluminescent display".

Company Profile

0.7.5

Narusawa; Toshiaki - Kanagawa JP
Narusawa; Toshiaki - Kawasaki JP
Narusawa; Toshiaki - Kawsaki JP
Narusawa; Toshiaki - Sagamihara 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
Peropyrene compound, organic electroluminescent element and organic electroluminescent display Grant 7,083,867 - Sotoyama , et al. August 1, 2	2006-08-01
Peropyrene compound, organic electroluminescent element and organic electroluminescent display App 20050202281 - Sotoyama, Wataru ; et al.	2005-09-15
Condensed eight-ring aromatic compound, and organic EL element and organic EL display using the same Grant 6,805,977 - Sotoyama , et al. October 19, 2	2004-10-19
Organic EL element and organic EL display Grant 6,803,126 - Sotoyama , et al. October 12, 2	2004-10-12
Dinaphtopyrene compound, and organic EL element and organic EL display using the same Grant 6,783,872 - Sotoyama , et al. August 31, 2	2004-08-31
1,3,6,8-Tetrasubstituted pyrene compound, organic EL element using the same, and organic EL display using the same App 20040053069 - Sotoyama, Wataru ; et al.	2004-03-18
Organic el element and organic el display App 20030186081 - Sotoyama, Wataru ; et al.	2003-10-02
Dinaphthopyrene compound, and organic EL element and organic EL display using the same App 20030113579 - Sotoyama, Wataru ; et al.	2003-06-19
Condensed eight-ring aromatic compound, and organic EL element and organic EL display using the same App 20030082404 - Sotoyama, Wataru ; et al.	2003-05-01
Liquid crystal display device and its fabricating method Grant 5,943,112 - Mochizuki , et al. August 24, 1	1999-08-24
Cleanerless electrographic imaging device Grant 5,587,774 - Nagahara , et al. December 24, 1	1996-12-24
Storage-type liquid crystal composition Grant 4,547,309 - Mochizuki , et al. October 15, 1	1985-10-15

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