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ELECTRICITY
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Electric elements
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DEVICES USING STIMULATED EMISSION
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Semiconductor lasers
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H01S5/0683
by monitoring the optical output parameters
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Patents Grants
last 30 patents
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Patent Grant
Light-source drive device and light-emitting device
Patent number
11,973,314
Issue date
Apr 30, 2024
SONY SEMICONDUCTOR SOLUTIONS CORPORATION
Hayato Kamizuru
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser drive device and method of manufacturing the same
Patent number
11,962,123
Issue date
Apr 16, 2024
SONY SEMICONDUCTOR SOLUTIONS CORPORATION
Hirohisa Yasukawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laser fiber-to-target distance control
Patent number
11,957,410
Issue date
Apr 16, 2024
GYRUS ACMI, INC.
Sergey A. Bukesov
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Control device and method for laser device and laser measurement de...
Patent number
11,955,771
Issue date
Apr 9, 2024
NORTHWEST INSTRUMENT INC.
Chao Zhu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Proximity sensor including light shielding walls
Patent number
11,940,533
Issue date
Mar 26, 2024
Rohm Co., Ltd.
Yoshitsugu Uedaira
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laser projector with two laser diodes
Patent number
11,936,161
Issue date
Mar 19, 2024
Lap GmbH Laser Applikationen
Hans-Peter Werner
G02 - OPTICS
Information
Patent Grant
Power monitoring approach for VCSELS and VCSEL arrays
Patent number
11,894,658
Issue date
Feb 6, 2024
Vixar, Inc.
Klein L. Johnson
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light source module allowing differential control according to dist...
Patent number
11,888,289
Issue date
Jan 30, 2024
NAMUGA, CO., LTD.
Jun Youb Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Compact narrow-linewidth integrated laser
Patent number
11,870,216
Issue date
Jan 9, 2024
The Trustees of Columbia University In the City of New York
Brian Stern
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
External-cavity laser with reduced frequency noise
Patent number
11,855,416
Issue date
Dec 26, 2023
Fiber Sense Limited
Gideon Yoffe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and device for detecting absolute or relative temperature an...
Patent number
11,846,559
Issue date
Dec 19, 2023
Adtran Networks SE
Benjamin Wohlfeil
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Power monitoring approach for VCSELS and VCSEL arrays
Patent number
11,848,538
Issue date
Dec 19, 2023
Vixar, Inc.
Klein L. Johnson
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light source module for emitting high density beam and method for c...
Patent number
11,843,221
Issue date
Dec 12, 2023
NAMUGA, CO., LTD.
Jun Youb Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
HAMR recording head with external cavity laser using a near-field t...
Patent number
11,823,708
Issue date
Nov 21, 2023
Seagate Technology LLC
Vivek Krishnamurthy
G11 - INFORMATION STORAGE
Information
Patent Grant
Laser system and electronic device manufacturing method
Patent number
11,804,697
Issue date
Oct 31, 2023
Gigaphoton Inc.
Taisuke Miura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Driver for high speed laser diode
Patent number
11,791,607
Issue date
Oct 17, 2023
Maxim Integrated Products, Inc.
Qingsheng Tan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser device, and method and program for driving the...
Patent number
11,764,542
Issue date
Sep 19, 2023
Horiba, Ltd.
Yusuke Awane
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Laser side mode suppression ratio control
Patent number
11,705,692
Issue date
Jul 18, 2023
Cisco Technology, Inc.
Jock T. Bovington
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor optical amplifier with asymmetric Mach-Zehnder interf...
Patent number
11,700,077
Issue date
Jul 11, 2023
OpenLight Photonics, Inc.
Erik Johan Norberg
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Loss-based wavelength meter
Patent number
11,683,092
Issue date
Jun 20, 2023
Ciena Corporation
Antoine Bois
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and apparatus for monitoring the optical output power of a l...
Patent number
11,646,545
Issue date
May 9, 2023
TRUMPF PHOTONIC COMPONENTS GMBH
Robert Wolf
G01 - MEASURING TESTING
Information
Patent Grant
Wavelength locker
Patent number
11,621,536
Issue date
Apr 4, 2023
Acacia Communications, Inc.
Long Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Light source device
Patent number
11,616,339
Issue date
Mar 28, 2023
Nichia Corporation
Yoshihiro Kimura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Tailoring of high power VCSEL arrays
Patent number
11,594,857
Issue date
Feb 28, 2023
II-VI Delaware Inc.
Giuseppe Tandoi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
External cavity laser with a phase shifter
Patent number
11,581,703
Issue date
Feb 14, 2023
SiLC Technologies, Inc.
Amir Ali Tavallaee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phase response measurement method and apparatus
Patent number
11,563,496
Issue date
Jan 24, 2023
Fujitsu Limited
Yangyang Fan
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Transmitting unit and lidar device using at least two radiation sou...
Patent number
11,561,285
Issue date
Jan 24, 2023
Robert Bosch GmbH
Hans-Jochen Schwarz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Eye-safe laser-based lighting
Patent number
11,549,651
Issue date
Jan 10, 2023
SIGNIFY HOLDING B.V.
Marcellinus Petrus Carolus Michael Krijn
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor laser module
Patent number
11,552,455
Issue date
Jan 10, 2023
Furukawa Electric Co., Ltd.
Maiko Ariga
G02 - OPTICS
Information
Patent Grant
Wavelength-selectable free-space optical communication
Patent number
11,546,062
Issue date
Jan 3, 2023
Meta Platforms, Inc.
Slaven Moro
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Semiconductor Optical Integrated Device
Publication number
20240128716
Publication date
Apr 18, 2024
Nippon Telegraph and Telephone Corporation
Yasuhiko Nakanishi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURFACE EMITTING ELEMENT, METHOD FOR DETECTING OPTIC CHARACTERISTIC...
Publication number
20240120709
Publication date
Apr 11, 2024
SONY GROUP CORPORATION
EIJI NAKAYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LASER AUTOMATIC COMPENSATION CONTROL DEVICE, LASER PROCESSING SYSTE...
Publication number
20240106197
Publication date
Mar 28, 2024
Industrial Technology Research Institute
Jia-You WANG
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and Device for Detecting Absolute or Relative Temperature an...
Publication number
20240085267
Publication date
Mar 14, 2024
Adtran Networks SE
Benjamin Wohlfeil
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL DEVICE AND OPTICAL TRANSMITTER
Publication number
20240006846
Publication date
Jan 4, 2024
FUJITSU OPTICAL COMPONENTS LIMITED
Toshio ISHII
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LASER APPARATUS AND LASER APPARATUS CONTROL METHOD
Publication number
20240006847
Publication date
Jan 4, 2024
FURUKAWA ELECTRIC CO., LTD.
Akihisa KONDO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Device and a Method for Powering Laser Projectors
Publication number
20230418141
Publication date
Dec 28, 2023
INUITIVE LTD.
Mishel IVGI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL ELEMENT DISPLACEMENT DETECTION CIRCUIT
Publication number
20230411928
Publication date
Dec 21, 2023
STMicroelectronics (Research and Development) Limited
Steven COLLINS
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LASER OSCILLATOR AND DIRECT DIODE LASER PROCESSING APPARATUS PROVID...
Publication number
20230378717
Publication date
Nov 23, 2023
Panasonic Intellectual Property Management Co., Ltd.
Yuta KUROSAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Tunable Light Source and Control Method
Publication number
20230378718
Publication date
Nov 23, 2023
Nippon Telegraph and Telephone Corporation
Yuta Ueda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LASER SYSTEM
Publication number
20230361527
Publication date
Nov 9, 2023
Maradin Ltd.
Gad YEARIM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CALIBRATION APPARATUS, LASER BEAM EMISSION CIRCUIT AND ELECTRONIC D...
Publication number
20230318260
Publication date
Oct 5, 2023
SUTENG INNOVATION TECHNOLOGY CO., LTD.
Yanmin LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SELF-CALIBRATING DRIVER CIRCUIT
Publication number
20230299556
Publication date
Sep 21, 2023
ams Sensors Asia Pte. Ltd.
Rahim AKBARI-DILMAGHANI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT EMITTING DEVICE
Publication number
20230299557
Publication date
Sep 21, 2023
Nichia Corporation.
Takuya HASHIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CONTROL DEVICE, CONTROL METHOD, AND FIBER LASER DEVICE
Publication number
20230268715
Publication date
Aug 24, 2023
FUJIKURA LTD.
Tatsuya Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LASER CHIP, INJECTION-LOCKED LASER, AND NETWORK DEVICE
Publication number
20230254044
Publication date
Aug 10, 2023
Huawei Technologies Co., Ltd
Yuanbing CHENG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SURFACE EMITTING LASER DEVICE AND ELECTRONIC APPARATUS
Publication number
20230253764
Publication date
Aug 10, 2023
Sony Semiconductor Solutions Corporation
Kato Kikufumi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TUNABLE RF SYNTHESIZER BASED ON OFFSET OPTICAL FREQUENCY COMBS
Publication number
20230238773
Publication date
Jul 27, 2023
Honeywell International Inc.
Matthew Wade Puckett
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TAILORING OF HIGH POWER VCSEL ARRAYS
Publication number
20230208103
Publication date
Jun 29, 2023
II-VI Delaware, Inc.
Giuseppe Tandoi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WAVELENGTH SELECTIVE COUPLER SYSTEM & APPARTUS FOR PASSIVE ALIGNMEN...
Publication number
20230187904
Publication date
Jun 15, 2023
DustPhotonics
Yoel Chetrit
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND SYSTEM FOR CONTROLLING LASER MODULATION
Publication number
20230178962
Publication date
Jun 8, 2023
Hilight Semiconductor Limited
William Redman-White
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR LASER DEVICE
Publication number
20230170666
Publication date
Jun 1, 2023
Panasonic Holdings Corporation
Hideo YAMAGUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CONTROL DEVICE AND METHOD FOR LASER DEVICE AND LASER MEASUREMENT DE...
Publication number
20230155350
Publication date
May 18, 2023
NORTHWEST INSTRUMENT INC.
Chao ZHU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANAGING OPTICAL POWER IN LASER SYSTEM
Publication number
20230134679
Publication date
May 4, 2023
Analog Devices International Unlimited Company
Jonathan Ephraim David Hurwitz
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MEASUREMENT APPARATUS
Publication number
20230140458
Publication date
May 4, 2023
FUJIFILM Business Innovation Corp.
Junichiro HAYAKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DRIVE CIRCUIT AND LIGHT SOURCE DEVICE
Publication number
20230098998
Publication date
Mar 30, 2023
Nichia Corporation.
Hideki KONDO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DESIGNS FOR LATERAL CURRENT CONTROL IN OPTICAL AMPLIFIERS AND LASERS
Publication number
20230023686
Publication date
Jan 26, 2023
Freedom Photonics LLC
Paul Orville Leisher
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIGHT-RECEIVING ELEMENT AND LIGHT-EMITTING DEVICE
Publication number
20230012665
Publication date
Jan 19, 2023
NICHIA CORPORATION
Soichiro MIURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
REGULATOR CIRCUIT AND REGULATOR SYSTEM FOR TUNABLE LASER
Publication number
20220399698
Publication date
Dec 15, 2022
Han's OE&C Technologies Co., Ltd.
Zhiyong LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LASER LIGHT EMITTING DEVICE
Publication number
20220393439
Publication date
Dec 8, 2022
DENSO CORPORATION
Fumiaki MIZUNO
H01 - BASIC ELECTRIC ELEMENTS