Patents by Inventor Takeshi SENO

Takeshi SENO 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: 20180052075
    Abstract: A lensmeter includes a light emission portion configured to emit light so as to radiate the light onto a lens-to-be-inspected, and a light reception portion configured to receive the light transmitted through the lens-to-be-inspected to measure an optical characteristic of the lens-to-be-inspected. The light emission portion includes a measurement light source configured to emit green light or red light for measurement of refractive power of the lens-to-be-inspected, a first inspection light source configured to emit ultraviolet light, and a second inspection light source configured to emit blue light. The light reception portion is configured to selectively receive lights from the measurement light source, the first inspection light source and the second inspection light source respectively.
    Type: Application
    Filed: August 14, 2017
    Publication date: February 22, 2018
    Applicant: Tomey Corporation
    Inventors: Takeshi SENO, Chihiro KATO, Yuichiro NAKATA, Nobuyori AOKI, Guangchun BIAN, Makoto TSUKAMOTO