Yoshinori Matsumaru

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Band-pass filter
- Patent number 11,955,681
- Issue date Apr 9, 2024
- TDK Corporation
- Honoka Atsuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Band-pass filter
- Patent number 11,664,778
- Issue date May 30, 2023
- TDK Corporation
- Shuhei Sawaguchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Band-pass filter
- Patent number 11,476,822
- Issue date Oct 18, 2022
- TDK Corporation
- Shuhei Sawaguchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Nonreciprocal circuit element, manufacturing method of the same, an...
- Patent number 11,276,909
- Issue date Mar 15, 2022
- TDK Corporation
- Hidenori Ohata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonreciprocal circuit element and communication apparatus using the...
- Patent number 10,992,014
- Issue date Apr 27, 2021
- TDK Corporation
- Hidenori Ohata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonreciprocal circuit element and communication apparatus using the...
- Patent number 10,964,994
- Issue date Mar 30, 2021
- TDK Corporation
- Hidenori Ohata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Non-reciprocal circuit element with a capacitor between the shield...
- Patent number 6,215,371
- Issue date Apr 10, 2001
- TDK Corporation
- Takahide Kurahashi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
FILTER CIRCUIT AND MULTILAYERED FILTER DEVICE
- Publication number 20230253945
- Publication date Aug 10, 2023
- TDK Corporation
- Masahiro TATEMATSU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FILTER CIRCUIT AND MULTILAYERED FILTER DEVICE
- Publication number 20230246621
- Publication date Aug 3, 2023
- TDK Corporation
- Shuhei SAWAGUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BAND-PASS FILTER
- Publication number 20220416754
- Publication date Dec 29, 2022
- TDK Corporation
- Shuhei SAWAGUCHI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BAND-PASS FILTER
- Publication number 20220209380
- Publication date Jun 30, 2022
- TDK Corporation
- Honoka ATSUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BAND-PASS FILTER
- Publication number 20210344320
- Publication date Nov 4, 2021
- TDK Corporation
- Shuhei SAWAGUCHI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
NONRECIPROCAL CIRCUIT ELEMENT, MANUFACTURING METHOD OF THE SAME, AN...
- Publication number 20200295425
- Publication date Sep 17, 2020
- TDK Corporation
- Hidenori OHATA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONRECIPROCAL CIRCUIT ELEMENT AND COMMUNICATION APPARATUS USING THE...
- Publication number 20190386368
- Publication date Dec 19, 2019
- TDK Corporation
- Hidenori OHATA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONRECIPROCAL CIRCUIT ELEMENT AND COMMUNICATION APPARATUS USING THE...
- Publication number 20190386369
- Publication date Dec 19, 2019
- TDK Corporation
- Hidenori OHATA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Yoshinori Matsumaru

Person

Patents Grantslast 30 patents

Band-pass filter

Band-pass filter

Band-pass filter

Nonreciprocal circuit element, manufacturing method of the same, an...

Nonreciprocal circuit element and communication apparatus using the...

Nonreciprocal circuit element and communication apparatus using the...

Non-reciprocal circuit element with a capacitor between the shield...

Patents Applicationslast 30 patents

FILTER CIRCUIT AND MULTILAYERED FILTER DEVICE

FILTER CIRCUIT AND MULTILAYERED FILTER DEVICE

BAND-PASS FILTER

BAND-PASS FILTER

BAND-PASS FILTER

NONRECIPROCAL CIRCUIT ELEMENT, MANUFACTURING METHOD OF THE SAME, AN...

NONRECIPROCAL CIRCUIT ELEMENT AND COMMUNICATION APPARATUS USING THE...

NONRECIPROCAL CIRCUIT ELEMENT AND COMMUNICATION APPARATUS USING THE...