Patents by Inventor Yasushi Ohta

Yasushi Ohta 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).

  • Publication number: 20210199596
    Abstract: An inspection apparatus inspecting a wafer on which a plurality of patterns are formed by a plurality of exposure shots, the inspection apparatus comprising: acquisition unit configured to acquire first information representing a positional relation between an inspection mark included in a pattern formed by a first exposure shot and an inspection mark included in a pattern formed by a second exposure shot, and second information representing a positional relation between the inspection mark included in the pattern formed by the second exposure shot and an inspection mark included in a pattern formed by a third exposure shot; and derivation unit configured to derive a linear component of an error caused by a reticle, and a linear component of an error caused by a position of a wafer, on the basis of the first information and the second information.
    Type: Application
    Filed: December 23, 2020
    Publication date: July 1, 2021
    Inventors: Kosuke Asano, Hideki Ina, Yoshiyuki Nakagawa, Junya Tamaki, Takehiro Toyoda, Tomoyuki Tezuka, Yasushi Ohta, Masao Ishioka, Yasushi Matsuno
  • Patent number: 8744673
    Abstract: In a vehicle air conditioner for a vehicle cabin interior is split into a plurality of air-conditioned zones, that is capable of independent air conditioning control for individual air-conditioned zones, provided is a solar radiation sensor that measures solar radiation levels individually for a first air-conditioned zone and a second air-conditioned zone adjacent thereto; a judging unit (100) that judges whether or not a difference between the solar radiation level of the first air-conditioned zone and the solar radiation level of the second air-conditioned zone falls within a predetermined range; a first controller (101) that performs identical air conditioning control for the first air-conditioned zone and the second air-conditioned zone when the difference falls within the predetermined range; and a second controller (102) that performs independent air conditioning control individually for the first air-conditioned zone and the second air-conditioned zone when the difference falls outside the predetermine
    Type: Grant
    Filed: October 9, 2009
    Date of Patent: June 3, 2014
    Assignees: Mitsubishi Heavy Industries, Ltd., Suzuki Motor Corporation
    Inventors: Katsunari Shiroyama, Hideaki Tatenoi, Tomoki Izawa, Yasushi Ohta, Shigeki Ishikawa
  • Publication number: 20110160958
    Abstract: In a vehicle air conditioner for a vehicle cabin interior is split into a plurality of air-conditioned zones, that is capable of independent air conditioning control for individual air-conditioned zones, provided is a solar radiation sensor that measures solar radiation levels individually for a first air-conditioned zone and a second air-conditioned zone adjacent thereto; a judging unit (100) that judges whether or not a difference between the solar radiation level of the first air-conditioned zone and the solar radiation level of the second air-conditioned zone falls within a predetermined range; a first controller (101) that performs identical air conditioning control for the first air-conditioned zone and the second air-conditioned zone when the difference falls within the predetermined range; and a second controller (102) that performs independent air conditioning control individually for the first air-conditioned zone and the second air-conditioned zone when the difference falls outside the predetermine
    Type: Application
    Filed: October 9, 2009
    Publication date: June 30, 2011
    Applicants: MITSUBISHI HEAVY INDUSTRIES, LTD., SUZUKI MOTOR CORPORATION
    Inventors: Katsunari Shiroyama, Hideaki Tatenoi, Tomoki Izawa, Yasushi Ohta, Shigeki Ishikawa
  • Patent number: 5046542
    Abstract: A radial tire for use in construction vehicles comprises a tread of a two layer structure composed of tread cap rubber and tread base rubber. In this case, the tread base rubber is divided into crown center portion and shoulder portion, and these rubbers satisfy particular relations of loss factor at 50.degree. C., storage modulus at 50.degree. C. and 300% modulus at room temperature.
    Type: Grant
    Filed: February 14, 1990
    Date of Patent: September 10, 1991
    Assignee: Bridgestone Corporation
    Inventors: Yasushi Ohta, Junichi Otsuka