Fujiwara; Masatsugu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Fujiwara; Masatsugu.The latest application filed is for "toner for developing electrostatic images, two component type developer, developing method, image forming method, heat fixing method, and process for producing toner".

Company Profile

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Fujiwara; Masatsugu - Yokohama JP
Fujiwara; Masatsugu - Kanagawa 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
Toner for developing electrostatic images, two component type developer, developing method, image forming method, heat fixing method, and process for producing toner Grant 5,707,770 - Tanikawa , et al. January 13, 1	1998-01-13
Image forming process, image-forming apparatus, apparatus unit, and facsimile apparatus Grant 5,389,487 - Kawakami , et al. February 14, 1	1995-02-14
Toner for developing electrostatic image Grant 5,384,224 - Tanikawa , et al. January 24, 1	1995-01-24
Positively chargeable magnetic toner, image forming process image forming apparatus, apparatus unit and facsimile apparatus Grant 5,213,933 - Osaki , et al. May 25, 1	1993-05-25
Developer with surface treated silicic acid for developing electrostatic image Grant 5,202,213 - Nakahara , et al. April 13, 1	1993-04-13
Developer in an image forming device having a binding resin and magnetic powder Grant 5,014,089 - Sakashita , et al. May 7, 1	1991-05-07
Non-magnetic toner Grant 4,985,327 - Sakashita , et al. January 15, 1	1991-01-15
Developer and image forming device Grant 4,957,840 - Sakashita , et al. September 18, 1	1990-09-18

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