Patents by Inventor Shigeki Kayama

Shigeki Kayama 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).

  • CATALYST COMPOSITION AND EXHAUST GAS PURIFYING METHOD
    Publication number: 20160121300
    Abstract: An exhaust gas purifying catalyst of the present invention includes: a first metal oxide selected from the group of praseodymium oxide, terbium oxide, and a combination thereof; a second metal oxide that is neodymium oxide; a third metal oxide that is zirconia or a combination of zirconia and ceria; and a fourth metal oxide selected from the group of lanthanum oxide, yttrium oxide, barium oxide, calcium oxide, strontium oxide, silicon oxide and a combination thereof.
    Type: Application
    Filed: April 7, 2014
    Publication date: May 5, 2016
    Applicants: DAIICHI KIGENSO KAGAKU KOGYO CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Kenji SAKURAI, Shigeki KAYAMA, Hiromasa NISHIOKA, Hiroyuki HAYASHIDA, Yoshikazu HIROSE
  • Semiconductor memory
    Patent number: 5241204
    Abstract: The invention provides a semiconductor memory which is minimized in leak current and has a high data holding performance. The semiconductor memory comprises a memory cell including a flip-flop in which a thin film transistor is employed as a load element. The thin film transistor has a channel region which is bent at an intermediate portion thereof.
    Type: Grant
    Filed: August 4, 1992
    Date of Patent: August 31, 1993
    Assignee: Sony Corporation
    Inventor: Shigeki Kayama
  • Bar code reading electronic cash register having an automatic discount function
    Patent number: 4821186
    Abstract: An electronic cash register stores data on discounts concerning commodities to which an in-store marking bar code is attached. When this bar code is read, data on a discount corresponding to the department code contained in the bar code is read, a discount is made on the unit price data contained in the bar code on the basis of the discount data, and the discounted price data is registered.
    Type: Grant
    Filed: February 6, 1987
    Date of Patent: April 11, 1989
    Assignee: Omron Tateisi Electronics Co.
    Inventors: Kazuhiko Munakata, Shigeki Kayama