Patents by Inventor Manami Usuba

Manami Usuba has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • PHOTOSENSITIVE RESIN COMPOSITION, AND PHOTOSENSITIVE ELEMENT, RESIST PATTERN FORMATION METHOD AND PRINTED CIRCUIT BOARD PRODUCTION METHOD EACH UTILIZING SAME
    Publication number: 20120040290
    Abstract: The present invention relates to a photosensitive resin composition comprising (A) a binder polymer, (B) a photopolymerizable compound having an ethylenically unsaturated bond and (C) a photopolymerization initiator, wherein the (C) photopolymerization initiator comprises a compound represented by the following general formula (1). In formula (1), R1 represents a halogen atom, an amino group, a carboxyl group, a C1-6 alkyl group, a C1-6 alkoxy group or a C1-6 alkylamino group and m represents an integer of 1 to 5.
    Type: Application
    Filed: February 23, 2010
    Publication date: February 16, 2012
    Applicant: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Yoshiki Ajioka, Mitsuru Ishi, Junichi Iso, Manami Usuba