Yohei Kasai

Person

Sakura-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Laser module and method of manufacturing the same
- Patent number 12,191,629
- Issue date Jan 7, 2025
- Fujikura Ltd.
- Yoshihiro Tabata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser module and method of manufacturing semiconducto...
- Patent number 11,515,689
- Issue date Nov 29, 2022
- Fujikura Ltd.
- Ken Katagiri
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser module and laser system
- Patent number 11,451,011
- Issue date Sep 20, 2022
- Fujikura Ltd.
- Yohei Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser module and laser apparatus
- Patent number 11,309,683
- Issue date Apr 19, 2022
- Fujikura Ltd.
- Yohei Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical module
- Patent number 10,775,571
- Issue date Sep 15, 2020
- Fujikura Ltd.
- Yohei Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light guiding device, laser module, and method for manufacturing li...
- Patent number 10,739,538
- Issue date Aug 11, 2020
- Fujikura Ltd.
- Yohei Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Bonding structure on gold thin film
- Patent number 10,668,696
- Issue date Jun 2, 2020
- Fujikura Ltd.
- Shohei Kumeta
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Light guide device, light guide method, and LD module
- Patent number 10,473,869
- Issue date Nov 12, 2019
- Fujikura Ltd.
- Yohei Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser device and laser device manufacturing method
- Patent number 10,277,003
- Issue date Apr 30, 2019
- Fujikura Ltd.
- Shinichi Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical fiber module
- Patent number 9,897,768
- Issue date Feb 20, 2018
- Fujikura Ltd.
- Yohei Kasai
- G02 - OPTICS
Information Patent Grant
Multiplexer, multiplexing method, and LD module using outside-refle...
- Patent number 9,774,171
- Issue date Sep 26, 2017
- Fujikura Ltd.
- Yohei Kasai
- G02 - OPTICS
Information Patent Grant
Laser module
- Patent number 9,158,078
- Issue date Oct 13, 2015
- Fujikura Ltd.
- Nozomu Toyohara
- G02 - OPTICS
Information Patent Grant
Laser module and method for manufacturing same
- Patent number 9,088,128
- Issue date Jul 21, 2015
- Fujikura Ltd.
- Yohei Kasai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Fiber mount device, optical module using same, and optical module m...
- Patent number 8,818,159
- Issue date Aug 26, 2014
- Fujikura Ltd.
- Nozomu Toyohara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Laser device
- Patent number 8,687,663
- Issue date Apr 1, 2014
- Fujikura Ltd.
- Akira Sakamoto
- G02 - OPTICS
Information Patent Grant
Laser device
- Patent number 8,638,826
- Issue date Jan 28, 2014
- Fujikura Ltd.
- Akira Sakamoto
- G02 - OPTICS
Information Patent Grant
Laser device and method for manufacturing same
- Patent number 8,553,736
- Issue date Oct 8, 2013
- Fujikura Ltd.
- Nozomu Toyohara
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LASER MODULE AND FIBER LASER DEVICE
- Publication number 20230352913
- Publication date Nov 2, 2023
- FUJIKURA LTD.
- Yohei Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LASER MODULE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20220181842
- Publication date Jun 9, 2022
- FUJIKURA LTD.
- Yoshihiro Tabata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LASER MODULE AND METHOD OF MANUFACTURING SEMICONDUCTO...
- Publication number 20210066891
- Publication date Mar 4, 2021
- FUJIKURA LTD.
- Ken Katagiri
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LASER MODULE AND LASER APPARATUS
- Publication number 20210013698
- Publication date Jan 14, 2021
- FUJIKURA LTD.
- Yohei Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LASER MODULE AND LASER SYSTEM
- Publication number 20200251880
- Publication date Aug 6, 2020
- FUJIKURA LTD.
- Yohei Kasai
- G02 - OPTICS
Information Patent Application
OPTICAL MODULE
- Publication number 20200110231
- Publication date Apr 9, 2020
- FUJIKURA LTD.
- Yohei Kasai
- G02 - OPTICS
Information Patent Application
LIGHT GUIDING DEVICE, LASER MODULE, AND METHOD FOR MANUFACTURING LI...
- Publication number 20200064567
- Publication date Feb 27, 2020
- FUJIKURA LTD.
- Yohei Kasai
- G02 - OPTICS
Information Patent Application
LIGHT GUIDE DEVICE, LIGHT GUIDE METHOD, AND LD MODULE
- Publication number 20190049676
- Publication date Feb 14, 2019
- FUJIKURA LTD.
- Yohei Kasai
- G02 - OPTICS
Information Patent Application
LASER DEVICE AND LASER DEVICE MANUFACTURING METHOD
- Publication number 20180175583
- Publication date Jun 21, 2018
- FUJIKURA LTD.
- Shinichi Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL FIBER MODULE
- Publication number 20170153400
- Publication date Jun 1, 2017
- FUJIKURA LTD.
- Yohei Kasai
- G02 - OPTICS
Information Patent Application
BONDING METHOD, METHOD FOR MANUFACTURING STRUCTURE, AND STRUCTURE
- Publication number 20170100917
- Publication date Apr 13, 2017
- FUJIKURA LTD.
- Shohei Kumeta
- B32 - LAYERED PRODUCTS
Information Patent Application
MULTIPLEXER, MULTIPLEXING METHOD, AND LD MODULE
- Publication number 20150280404
- Publication date Oct 1, 2015
- FUJIKURA LTD.
- Yohei Kasai
- G02 - OPTICS
Information Patent Application
LASER MODULE AND METHOD FOR MANUFACTURING SAME
- Publication number 20140286363
- Publication date Sep 25, 2014
- FUJIKURA LTD.
- Yohei Kasai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LASER MODULE
- Publication number 20140105538
- Publication date Apr 17, 2014
- FUJIKURA LTD.
- Nozomu TOYOHARA
- G02 - OPTICS
Information Patent Application
BONDING METHOD AND PRODUCTION METHOD
- Publication number 20140097232
- Publication date Apr 10, 2014
- FUJIKURA LTD.
- Nozomu Toyohara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
FIBER MOUNT DEVICE, OPTICAL MODULE USING SAME, AND OPTICAL MODULE M...
- Publication number 20130336625
- Publication date Dec 19, 2013
- FUJIKURA LTD.
- Nozomu Toyohara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LASER DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20130022066
- Publication date Jan 24, 2013
- FUJIKURA LTD.
- Nozomu TOYOHARA
- G02 - OPTICS
Information Patent Application
LASER DEVICE
- Publication number 20130022067
- Publication date Jan 24, 2013
- FUJIKURA LTD.
- Akira SAKAMOTO
- G02 - OPTICS

Yohei Kasai

Person

Patents Grantslast 30 patents

Laser module and method of manufacturing the same

Semiconductor laser module and method of manufacturing semiconducto...

Laser module and laser system

Laser module and laser apparatus

Optical module

Light guiding device, laser module, and method for manufacturing li...

Bonding structure on gold thin film

Light guide device, light guide method, and LD module

Laser device and laser device manufacturing method

Optical fiber module

Multiplexer, multiplexing method, and LD module using outside-refle...

Laser module

Laser module and method for manufacturing same

Fiber mount device, optical module using same, and optical module m...

Laser device

Laser device

Laser device and method for manufacturing same

Patents Applicationslast 30 patents

LASER MODULE AND FIBER LASER DEVICE

LASER MODULE AND METHOD OF MANUFACTURING THE SAME

SEMICONDUCTOR LASER MODULE AND METHOD OF MANUFACTURING SEMICONDUCTO...

LASER MODULE AND LASER APPARATUS

LASER MODULE AND LASER SYSTEM

OPTICAL MODULE

LIGHT GUIDING DEVICE, LASER MODULE, AND METHOD FOR MANUFACTURING LI...

LIGHT GUIDE DEVICE, LIGHT GUIDE METHOD, AND LD MODULE

LASER DEVICE AND LASER DEVICE MANUFACTURING METHOD

OPTICAL FIBER MODULE

BONDING METHOD, METHOD FOR MANUFACTURING STRUCTURE, AND STRUCTURE

MULTIPLEXER, MULTIPLEXING METHOD, AND LD MODULE

LASER MODULE AND METHOD FOR MANUFACTURING SAME

LASER MODULE

BONDING METHOD AND PRODUCTION METHOD

FIBER MOUNT DEVICE, OPTICAL MODULE USING SAME, AND OPTICAL MODULE M...

LASER DEVICE AND METHOD FOR MANUFACTURING SAME

LASER DEVICE