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Title:
ULTRAVIOLET LIGHT IRRADIATION DEVICE, USE METHOD FOR ULTRAVIOLET LIGHT IRRADIATION DEVICE, AND IRRADIATION METHOD OF ULTRAVIOLET LIGHT
Document Type and Number:
WIPO Patent Application WO/2022/074944
Kind Code:
A1
Abstract:
Provided are an ultraviolet light irradiation device capable of effectively deactivating a microbe and a use method for the ultraviolet light irradiation device.　The ultraviolet light irradiation device comprises: a light source for radiating an ultraviolet light of 190 nm to 235 nm; a housing for housing the light source; a take-out portion for taking out the ultraviolet light radiated from the light source to the outside of the housing; and a diffusion member for diffusing the ultraviolet light.

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Inventors:
NAITO KEISUKE (JP)
YAGYU HIDEAKI (JP)
KUNO AKIHIRO (JP)
FUJISAWA SHIGEKI (JP)
Application Number:
PCT/JP2021/030572
Publication Date:
April 14, 2022
Filing Date:
August 20, 2021
Export Citation:
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Assignee:
USHIO ELECTRIC INC (JP)
International Classes:
H01J65/00; A61L2/10
Domestic Patent References:
WO2021117276A12021-06-17
Foreign References:
JP2019115525A2019-07-18
JP2009050584A2009-03-12
JPH11386A1999-01-06
JP2018191840A2018-12-06
JP2014508612A2014-04-10
JP2016066754A2016-04-28
JP2006180357A2006-07-06
US20200254132A12020-08-13
JPS63187221U1988-11-30
JP2017018442A2017-02-03
Other References:
See also references of EP 4008361A4
Attorney, Agent or Firm:
UNIUS PATENT ATTORNEYS OFFICE (JP)
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