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Naoya Fujimoto
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Yao-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Terminal device and RF power supply device
Patent number
12,175,569
Issue date
Dec 24, 2024
Hitachi Kokusai Electric Inc.
Naoto Takahashi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Wilkinson-type combiner and RF generator
Patent number
11,967,750
Issue date
Apr 23, 2024
Hitachi Kokusai Electric Inc.
Sunao Egashira
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
RF generator device and substrate processing apparatus
Patent number
11,901,159
Issue date
Feb 13, 2024
Hitachi Kokusai Electric Inc.
Naoto Takahashi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
RF generator
Patent number
11,810,759
Issue date
Nov 7, 2023
Hitachi Kokusai Electric Inc.
Yoshiyuki Oshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
RF generating apparatus and plasma treatment apparatus
Patent number
10,896,810
Issue date
Jan 19, 2021
Hitachi Kokusai Electric Inc.
Yoshiyuki Oshida
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Matching device
Patent number
10,840,874
Issue date
Nov 17, 2020
Hitachi Kokusai Electric Inc.
Yoshiyuki Oshida
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Matching box and matching method
Patent number
10,812,036
Issue date
Oct 20, 2020
Hitachi Kokusai Electric Inc.
Naoya Fujimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
RF generator
Patent number
10,491,202
Issue date
Nov 26, 2019
Hitachi Kokusai Electric Inc.
Yoshiyuki Oshida
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Matching device and matching method
Patent number
10,291,198
Issue date
May 14, 2019
Hitachi Kokusai Electric Inc.
Naoya Fujimoto
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Matching unit and matching method
Patent number
9,876,482
Issue date
Jan 23, 2018
Hitachi Kokusai Electric Inc.
Manabu Nakamura
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Electric acoustic converter having a rear surface terminal
Patent number
6,842,530
Issue date
Jan 11, 2005
NEC Corporation
Kenji Fukazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Time sharing type multi-beam radar apparatus having alternately arr...
Patent number
6,414,631
Issue date
Jul 2, 2002
NEC Corporation
Naoya Fujimoto
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
TERMINAL DEVICE AND RF POWER SUPPLY DEVICE
Publication number
20230072008
Publication date
Mar 9, 2023
Hitachi Kokusai Electric Inc.
Naoto TAKAHASHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
HIGH-FREQUENCY POWER SOURCE DEVICE
Publication number
20220122806
Publication date
Apr 21, 2022
Hitachi Kokusai Electric Inc.
Yoshiyuki OSHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HIGH-FREQUENCY POWER SUPPLY DEVICE AND SUBSTRATE PROCESSING DEVICE
Publication number
20220115210
Publication date
Apr 14, 2022
Hitachi Kokusai Electric Inc.
NAOTO TAKAHASHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
WILKINSON-TYPE COMBINER AND RF GENERATOR
Publication number
20220045417
Publication date
Feb 10, 2022
Hitachi Kokusai Electric Inc.
Sunao EGASHIRA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RF GENERATING APPARATUS AND PLASMA TREATMENT APPARATUS
Publication number
20200118797
Publication date
Apr 16, 2020
Hitachi Kokusai Electric Inc.
Yoshiyuki OSHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RF GENERATOR
Publication number
20190267978
Publication date
Aug 29, 2019
Hitachi Kokusai Electric Inc.
YOSHIYUKI OSHIDA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MATCHING DEVICE
Publication number
20190036507
Publication date
Jan 31, 2019
Hitachi Kokusai Electric Inc.
Yoshiyuki OSHIDA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MATCHING BOX AND MATCHING METHOD
Publication number
20180191324
Publication date
Jul 5, 2018
Hitachi Kokusai Electric Inc.
Naoya FUJIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MATCHING DEVICE AND MATCHING METHOD
Publication number
20180115298
Publication date
Apr 26, 2018
Hitachi Kokusai Electric Inc.
Naoya FUJIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MATCHING UNIT AND MATCHING METHOD
Publication number
20160352302
Publication date
Dec 1, 2016
Hitachi Kokusai Electric Inc.
Manabu NAKAMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Electric acoustic converter having a rear surface terminal
Publication number
20010053233
Publication date
Dec 20, 2001
NEC Corporation
Kenji Fukazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE