Photoscience Japan Corporation

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ultraviolet treatment method and system
- Patent number 11,814,304
- Issue date Nov 14, 2023
- Photoscience Japan Corporation
- Tomoyoshi Nakamura
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Mercury discharge lamp
- Patent number 11,437,228
- Issue date Sep 6, 2022
- Photoscience Japan Corporation
- Akihiro Inoue
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ultraviolet treatment method and system
- Patent number 11,396,457
- Issue date Jul 26, 2022
- Photoscience Japan Corporation
- Tomoyoshi Nakamura
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Ultraviolet irradiation device and method
- Patent number 11,325,848
- Issue date May 10, 2022
- Photoscience Japan Corporation
- Yuji Yamakoshi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Discharge lamp and discharge lamp apparatus
- Patent number 10,939,515
- Issue date Mar 2, 2021
- Photoscience Japan Corporation
- Yuji Yamakoshi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ultraviolet ray treatment apparatus
- Patent number 10,834,846
- Issue date Nov 10, 2020
- Photoscience Japan Corporation
- Yuji Yamakoshi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ultraviolet treatment apparatus and light-shielding component therefor
- Patent number 10,040,700
- Issue date Aug 7, 2018
- Photoscience Japan Corporation
- Noboru Akiyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ultraviolet ray irradiation equipment having scraper rings fitted t...
- Patent number RE39522
- Issue date Mar 20, 2007
- Photoscience Japan Corporation
- Eiichi Ishiyama
- 250 - Radiant energy
Information Patent Grant
Discharge lamp, ultraviolet ray irradiation apparatus and method of...
- Patent number 6,683,411
- Issue date Jan 27, 2004
- Photoscience Japan Corporation
- Koji Nakano
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Low-pressure mercury vapor discharge lamp and ultraviolet-ray irrad...
- Patent number 6,538,378
- Issue date Mar 25, 2003
- Photoscience Japan Corporation
- Koji Nakano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tube scraper
- Patent number 6,432,213
- Issue date Aug 13, 2002
- Photoscience Japan Corporation
- Demao Wang
- B08 - CLEANING
Information Patent Grant
UV ray irradiation apparatus having scraper rings fitted to light t...
- Patent number 6,013,917
- Issue date Jan 11, 2000
- Photoscience Japan Corporation
- Eiichi Ishiyama
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Light irradiating device employing light irradiating modules equipp...
- Patent number 5,937,266
- Issue date Aug 10, 1999
- Photoscience Japan Corporation
- Masahiro Kadoya
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Ultraviolet ray irradiation equipment having scraper rings fitted t...
- Patent number 5,874,740
- Issue date Feb 23, 1999
- Photoscience Japan Corporation
- Eiichi Ishiyama
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Light irradiating device with easily replaceable light irradiating...
- Patent number 5,792,433
- Issue date Aug 11, 1998
- Photoscience Japan Corporation
- Masahiro Kadoya
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

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Patents Applicationslast 30 patents

Information Patent Application
MERCURY DISCHARGE LAMP
- Publication number 20220059339
- Publication date Feb 24, 2022
- PHOTOSCIENCE JAPAN CORPORATION
- Akihiro INOUE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ULTRAVIOLET IRRADIATION DEVICE AND METHOD
- Publication number 20210276887
- Publication date Sep 9, 2021
- PHOTOSCIENCE JAPAN CORPORATION
- Yuji YAMAKOSHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DISCHARGE LAMP AND DISCHARGE LAMP APPARATUS
- Publication number 20200236752
- Publication date Jul 23, 2020
- PHOTOSCIENCE JAPAN CORPORATION
- Yuji YAMAKOSHI
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ULTRAVIOLET TREATMENT METHOD AND SYSTEM
- Publication number 20200165144
- Publication date May 28, 2020
- PHOTOSCIENCE JAPAN CORPORATION
- Tomoyoshi NAKAMURA
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
ULTRAVIOLET RAY TREATMENT APPARATUS
- Publication number 20200093030
- Publication date Mar 19, 2020
- PHOTOSCIENCE JAPAN CORPORATION
- Yuji YAMAKOSHI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
UV IRRADIATION APPARATUS
- Publication number 20190135658
- Publication date May 9, 2019
- PHOTOSCIENCE JAPAN CORPORATION
- Yuji YAMAKOSHI
- B08 - CLEANING
Information Patent Application
ULTRAVIOLET TREATMENT APPARATUS AND LIGHT-SHIELDING COMPONENT THEREFOR
- Publication number 20180072590
- Publication date Mar 15, 2018
- PHOTOSCIENCE JAPAN CORPORATION
- Noboru AKIYAMA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Discharge lamp, ultraviolet ray irradiation apparatus and method of...
- Publication number 20020190227
- Publication date Dec 19, 2002
- Photoscience Japan Corporation
- Koji Nakano
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

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Trademarklast 30 trademarks

Information Trademark
88648645 - PHOTOSCIENCE
- Serial number 88648645
- Registration number 6156757
- Filing date Oct 9, 2019
- Photoscience Japan Corp.
- 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes

Photoscience Japan Corporation

Organization

Patents Grantslast 30 patents

Ultraviolet treatment method and system

Mercury discharge lamp

Ultraviolet treatment method and system

Ultraviolet irradiation device and method

Discharge lamp and discharge lamp apparatus

Ultraviolet ray treatment apparatus

Ultraviolet treatment apparatus and light-shielding component therefor

Ultraviolet ray irradiation equipment having scraper rings fitted t...

Discharge lamp, ultraviolet ray irradiation apparatus and method of...

Low-pressure mercury vapor discharge lamp and ultraviolet-ray irrad...

Tube scraper

UV ray irradiation apparatus having scraper rings fitted to light t...

Light irradiating device employing light irradiating modules equipp...

Ultraviolet ray irradiation equipment having scraper rings fitted t...

Light irradiating device with easily replaceable light irradiating...

Patents Applicationslast 30 patents

MERCURY DISCHARGE LAMP

ULTRAVIOLET IRRADIATION DEVICE AND METHOD

DISCHARGE LAMP AND DISCHARGE LAMP APPARATUS

ULTRAVIOLET TREATMENT METHOD AND SYSTEM

ULTRAVIOLET RAY TREATMENT APPARATUS

UV IRRADIATION APPARATUS

ULTRAVIOLET TREATMENT APPARATUS AND LIGHT-SHIELDING COMPONENT THEREFOR

Discharge lamp, ultraviolet ray irradiation apparatus and method of...

Trademarklast 30 trademarks

88648645 - PHOTOSCIENCE