Ken Kitamura

Person

Nishitokyo-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Methods and packages for enhancing reliability of ultraviolet light...
- Patent number 11,942,569
- Issue date Mar 26, 2024
- Crystal IS, Inc.
- Masato Toita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Radio wave watch
- Patent number 11,656,582
- Issue date May 23, 2023
- Citizen Watch Co., Ltd.
- Yoshiyasu Watanabe
- G04 - HOROLOGY
Information Patent Grant
Photon extraction from ultraviolet light-emitting devices
- Patent number 11,515,455
- Issue date Nov 29, 2022
- Crystal IS, Inc.
- Ken Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Portable radio-controlled watch
- Patent number 11,150,612
- Issue date Oct 19, 2021
- Citizen Watch Co., Ltd.
- Shuji Naka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photon extraction from ultraviolet light-emitting devices
- Patent number 10,854,797
- Issue date Dec 1, 2020
- CRYSTALIS, INC.
- Ken Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrochemical removal of aluminum nitride substrates for electron...
- Patent number 10,777,706
- Issue date Sep 15, 2020
- Crystal IS, Inc.
- Ken Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ultraviolet light-emitting devices and methods
- Patent number 10,383,963
- Issue date Aug 20, 2019
- Crystal IS, Inc.
- Masato Toita
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Photon extraction from ultraviolet light-emitting devices
- Patent number 10,347,805
- Issue date Jul 9, 2019
- Crystal IS, Inc.
- Ken Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photon extraction from ultraviolet light-emitting devices
- Patent number 9,935,247
- Issue date Apr 3, 2018
- Crystal IS, Inc.
- Ken Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Satellite radio-controlled wristwatch
- Patent number 9,599,968
- Issue date Mar 21, 2017
- Citizen Watch Co., Ltd.
- Akira Kato
- G04 - HOROLOGY
Information Patent Grant
Ultraviolet light-emitting devices and methods
- Patent number 9,548,431
- Issue date Jan 17, 2017
- Crystal IS, Inc.
- Masato Toita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ultraviolet light-emitting devices and methods
- Patent number 9,293,670
- Issue date Mar 22, 2016
- Crystal IS, Inc.
- Masato Toita
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION MANAGEMENT SYSTEM, INFORMATION MANAGEMENT DEVICE, INFOR...
- Publication number 20250053758
- Publication date Feb 13, 2025
- MEET CO., LTD.
- Ken KITAMURA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MEDICAL LIGHTING DEVICE
- Publication number 20220364952
- Publication date Nov 17, 2022
- SONY OLYMPUS MEDICAL SOLUTIONS INC.
- Ken KITAMURA
- G01 - MEASURING TESTING
Information Patent Application
PHOTON EXTRACTION FROM ULTRAVIOLET LIGHT-EMITTING DEVICES
- Publication number 20210111317
- Publication date Apr 15, 2021
- Ken Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RADIO WAVE WATCH
- Publication number 20200319605
- Publication date Oct 8, 2020
- CITIZEN WATCH CO., LTD
- Yoshiyasu WATANABE
- G04 - HOROLOGY
Information Patent Application
PORTABLE RADIO-CONTROLLED WATCH
- Publication number 20200301371
- Publication date Sep 24, 2020
- CITIZEN WATCH CO., LTD.
- Ken KITAMURA
- G04 - HOROLOGY
Information Patent Application
RADIO-CONTROLLED WATCH
- Publication number 20200089170
- Publication date Mar 19, 2020
- Citizen Watch Co., Ltd.
- Ken KITAMURA
- G04 - HOROLOGY
Information Patent Application
PHOTON EXTRACTION FROM ULTRAVIOLET LIGHT-EMITTING DEVICES
- Publication number 20190348581
- Publication date Nov 14, 2019
- Ken Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PORTABLE RADIO-CONTROLLED WATCH
- Publication number 20190265655
- Publication date Aug 29, 2019
- Citizen Watch Co., Ltd.
- Shuji NAKA
- G04 - HOROLOGY
Information Patent Application
ELECTROCHEMICAL REMOVAL OF ALUMINUM NITRIDE SUBSTRATES FOR ELECTRON...
- Publication number 20190115501
- Publication date Apr 18, 2019
- Ken KITAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PORTABLE RADIO-CONTROLLED WATCH
- Publication number 20190094817
- Publication date Mar 28, 2019
- Citizen Watch Co., Ltd.
- Ken KITAMURA
- G04 - HOROLOGY
Information Patent Application
METHODS AND PACKAGES FOR ENHANCING RELIABILITY OF ULTRAVIOLET LIGHT...
- Publication number 20180219124
- Publication date Aug 2, 2018
- Masato TOITA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHOTON EXTRACTION FROM ULTRAVIOLET LIGHT-EMITTING DEVICES
- Publication number 20180190883
- Publication date Jul 5, 2018
- Ken Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ULTRAVIOLET LIGHT-EMITTING DEVICES AND METHODS
- Publication number 20170087262
- Publication date Mar 30, 2017
- Masato Toita
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
ULTRAVOILET LIGHT-EMITTING DEVICES AND METHODS
- Publication number 20160172553
- Publication date Jun 16, 2016
- Masato Toita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHOTON EXTRACTION FROM ULTRAVIOLET LIGHT-EMITTING DEVICES
- Publication number 20160027975
- Publication date Jan 28, 2016
- Ken Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ULTRAVIOLET LIGHT-EMITTING DEVICES AND METHODS
- Publication number 20150287894
- Publication date Oct 8, 2015
- Masato Toita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SATELLITE RADIO-CONTROLLED WRISTWATCH
- Publication number 20150192904
- Publication date Jul 9, 2015
- CITIZEN HOLDINGS CO., LTD.
- Akira Kato
- G04 - HOROLOGY
Information Patent Application
FOOD PRODUCT SUITABLE FOR PERSON WHO HAS DIFFICULTY IN CHEWING OR S...
- Publication number 20100215804
- Publication date Aug 26, 2010
- Reika Goto
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES

Ken Kitamura

Person

Patents Grantslast 30 patents

Methods and packages for enhancing reliability of ultraviolet light...

Radio wave watch

Photon extraction from ultraviolet light-emitting devices

Portable radio-controlled watch

Photon extraction from ultraviolet light-emitting devices

Electrochemical removal of aluminum nitride substrates for electron...

Ultraviolet light-emitting devices and methods

Photon extraction from ultraviolet light-emitting devices

Photon extraction from ultraviolet light-emitting devices

Satellite radio-controlled wristwatch

Ultraviolet light-emitting devices and methods

Ultraviolet light-emitting devices and methods

Patents Applicationslast 30 patents

INFORMATION MANAGEMENT SYSTEM, INFORMATION MANAGEMENT DEVICE, INFOR...

MEDICAL LIGHTING DEVICE

PHOTON EXTRACTION FROM ULTRAVIOLET LIGHT-EMITTING DEVICES

RADIO WAVE WATCH

PORTABLE RADIO-CONTROLLED WATCH

RADIO-CONTROLLED WATCH

PHOTON EXTRACTION FROM ULTRAVIOLET LIGHT-EMITTING DEVICES

PORTABLE RADIO-CONTROLLED WATCH

ELECTROCHEMICAL REMOVAL OF ALUMINUM NITRIDE SUBSTRATES FOR ELECTRON...

PORTABLE RADIO-CONTROLLED WATCH

METHODS AND PACKAGES FOR ENHANCING RELIABILITY OF ULTRAVIOLET LIGHT...

PHOTON EXTRACTION FROM ULTRAVIOLET LIGHT-EMITTING DEVICES

ULTRAVIOLET LIGHT-EMITTING DEVICES AND METHODS

ULTRAVOILET LIGHT-EMITTING DEVICES AND METHODS

PHOTON EXTRACTION FROM ULTRAVIOLET LIGHT-EMITTING DEVICES

ULTRAVIOLET LIGHT-EMITTING DEVICES AND METHODS

SATELLITE RADIO-CONTROLLED WRISTWATCH

FOOD PRODUCT SUITABLE FOR PERSON WHO HAS DIFFICULTY IN CHEWING OR S...