Patents by Inventor Tomomi Homma

Tomomi Homma 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).

  • Electrophotoreceptor comprising a carrier generation layer containing a silicone-modified butyral resin
    Patent number: 5128225
    Abstract: There is disclosed the electrophotoreceptor having excellent adhesiveness between the support and the photoconductive layer and capable of providing copied images of good quality without the reduction in a sensitivity and the increase in a residual potential. The electrophotoreceptor is characterized by that the photoconductive layer contains a silicone-modified butyral resin represented by the following Formula I: ##STR1## wherein R.sub.1 to R.sub.4 each represent an alkyl group, an aryl group and a hydroxyl group; the molar ratio l:m:n:j is 30 to 98:1 to 10:1 to 50:1 to 50; n.gtoreq.j; k is 1 to 1000; an x is 300 to 10000.
    Type: Grant
    Filed: February 1, 1991
    Date of Patent: July 7, 1992
    Assignee: Konica Corporation
    Inventors: Yasuhiro Oda, Tomomi Homma, Yoshihide Fujimaki