Eiichi Komai

Person

Niigata-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Transparent electrode member, method of manufacturing the same, and...
- Patent number 11,073,953
- Issue date Jul 27, 2021
- Alps Alpine Co., Ltd.
- Tomoyuki Yamai
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Transparent electrode member, method of manufacturing the same, and...
- Patent number 10,747,383
- Issue date Aug 18, 2020
- Alps Alpine Co., Ltd.
- Tomoyuki Yamai
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Isolator including small matching capacitors, and communication app...
- Patent number 7,009,465
- Issue date Mar 7, 2006
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonreciprocal circuit element with input and output characteristic...
- Patent number 6,987,426
- Issue date Jan 17, 2006
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonreciprocal circuit element with notch part in yoke
- Patent number 6,977,559
- Issue date Dec 20, 2005
- Alps Electric Co., Ltd.
- Yuichi Shimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonreciprocal circuit element and method of manufacturing the same
- Patent number 6,943,642
- Issue date Sep 13, 2005
- Alps Electric Co., Ltd.
- Kinshiro Takadate
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonreciprocal circuit element having excellent signal transmission...
- Patent number 6,876,269
- Issue date Apr 5, 2005
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonreciprocal circuit device
- Patent number 6,876,267
- Issue date Apr 5, 2005
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Irreversible circuit device suppressing drop of insertion loss and...
- Patent number 6,828,872
- Issue date Dec 7, 2004
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Inductive element having improved superposed DC current characteristic
- Patent number 6,603,382
- Issue date Aug 5, 2003
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin irreversible circuit element provided with capacitors
- Patent number 6,597,563
- Issue date Jul 22, 2003
- Alps Electric Co., Ltd.
- Shigetoshi Matsuta
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TRANSPARENT ELECTRODE MEMBER, METHOD OF MANUFACTURING THE SAME, AND...
- Publication number 20200133416
- Publication date Apr 30, 2020
- ALPS ALPINE CO., LTD.
- Tomoyuki YAMAI
- B82 - NANO-TECHNOLOGY
Information Patent Application
TRANSPARENT ELECTRODE MEMBER, METHOD OF MANUFACTURING THE SAME, AND...
- Publication number 20190235667
- Publication date Aug 1, 2019
- ALPS ALPINE CO., LTD.
- Tomoyuki YAMAI
- B82 - NANO-TECHNOLOGY
Information Patent Application
PIEZOELECTRIC PUMP
- Publication number 20080199331
- Publication date Aug 21, 2008
- Alps Electric Co., Ltd.
- Akira SATOH
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
PIEZOELECTRIC PUMP AND PIEZOELECTRIC VIBRATOR
- Publication number 20080199332
- Publication date Aug 21, 2008
- Alps Electric Co., Ltd.
- Akira SATOH
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Piezoelectric pump and piezoelectric vibrator
- Publication number 20080038125
- Publication date Feb 14, 2008
- Alps Electric Co., Ltd.
- Hitoshi Onishi
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Nonreciprocal circuit element with notch part in yoke
- Publication number 20040227579
- Publication date Nov 18, 2004
- Alps Electric Co., Ltd.
- Yuichi Shimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Non-reciprocal circuit element for adjusting magnetic flux density...
- Publication number 20040227473
- Publication date Nov 18, 2004
- Alps Electric Co., Ltd.
- Yuichi Shimizu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Nonreciprocal circuit element with input and output characteristic...
- Publication number 20040207480
- Publication date Oct 21, 2004
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Isolator including small matching capacitors, and communication app...
- Publication number 20040183618
- Publication date Sep 23, 2004
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Miniature non-reciprocal circuit element with little variation in i...
- Publication number 20040066248
- Publication date Apr 8, 2004
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Nonreciprocal circuit element having excellent signal transmission...
- Publication number 20040041647
- Publication date Mar 4, 2004
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Compact non-reciprocal circuit element
- Publication number 20040008093
- Publication date Jan 15, 2004
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Irreversible circuit device suppressing drop of insertion loss and...
- Publication number 20030218513
- Publication date Nov 27, 2003
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THIN IRREVERSIBLE CIRCUIT ELEMENT PROVIDED WITH CAPACITORS
- Publication number 20030112579
- Publication date Jun 19, 2003
- Alps Electric Co., Ltd.
- Shigetoshi Matsuta
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Nonreciprocal circuit device
- Publication number 20030080823
- Publication date May 1, 2003
- Alps Electric Co., Ltd.
- Eiichi Komai
- H01 - BASIC ELECTRIC ELEMENTS

Eiichi Komai

Person

Patents Grantslast 30 patents

Transparent electrode member, method of manufacturing the same, and...

Transparent electrode member, method of manufacturing the same, and...

Isolator including small matching capacitors, and communication app...

Nonreciprocal circuit element with input and output characteristic...

Nonreciprocal circuit element with notch part in yoke

Nonreciprocal circuit element and method of manufacturing the same

Nonreciprocal circuit element having excellent signal transmission...

Nonreciprocal circuit device

Irreversible circuit device suppressing drop of insertion loss and...

Inductive element having improved superposed DC current characteristic

Thin irreversible circuit element provided with capacitors

Patents Applicationslast 30 patents

TRANSPARENT ELECTRODE MEMBER, METHOD OF MANUFACTURING THE SAME, AND...

TRANSPARENT ELECTRODE MEMBER, METHOD OF MANUFACTURING THE SAME, AND...

PIEZOELECTRIC PUMP

PIEZOELECTRIC PUMP AND PIEZOELECTRIC VIBRATOR

Piezoelectric pump and piezoelectric vibrator

Nonreciprocal circuit element with notch part in yoke

Non-reciprocal circuit element for adjusting magnetic flux density...

Nonreciprocal circuit element with input and output characteristic...

Isolator including small matching capacitors, and communication app...

Miniature non-reciprocal circuit element with little variation in i...

Nonreciprocal circuit element having excellent signal transmission...

Compact non-reciprocal circuit element

Irreversible circuit device suppressing drop of insertion loss and...

THIN IRREVERSIBLE CIRCUIT ELEMENT PROVIDED WITH CAPACITORS

Nonreciprocal circuit device