Akio Tsunekawa

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Surface acoustic wave filter element, surface acoustic wave filter...
- Patent number 7,579,931
- Issue date Aug 25, 2009
- Panasonic Corporation
- Hiroyuki Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface acoustic wave filter
- Patent number 7,482,895
- Issue date Jan 27, 2009
- Panasonic Corporation
- Tsutomu Igaki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave filter element, surface acoustic wave filter...
- Patent number 7,075,391
- Issue date Jul 11, 2006
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface acoustic wave filter
- Patent number 6,972,643
- Issue date Dec 6, 2005
- Matsushita Electric Industrial Co., Ltd.
- Akio Tsunekawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave filter element, surface acoustic wave filter...
- Patent number 6,930,570
- Issue date Aug 16, 2005
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface acoustic wave filter and communication device using the filter
- Patent number 6,853,269
- Issue date Feb 8, 2005
- Matsushita Electric Industrial Co., Ltd.
- Hiroyuki Nakamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface acoustic wave filter and communication device using the filter
- Patent number 6,674,345
- Issue date Jan 6, 2004
- Matsushita Electric Industrial Co., Inc.
- Hiroyuki Nakamura
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Surface acoustic wave filter element, surface acoustic wave filter...
- Publication number 20050255824
- Publication date Nov 17, 2005
- Hiroyuki Nakamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Surface acoustic wave filter element, surface acoustic wave filter...
- Publication number 20050237133
- Publication date Oct 27, 2005
- Hiroyuki Nakamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Surface acoustic wave filter
- Publication number 20040108918
- Publication date Jun 10, 2004
- Akio Tsunekawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Surface acoustic wave filter and communication device using the filter
- Publication number 20040095207
- Publication date May 20, 2004
- Hiroyuki Nakamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Surface acoustic wave filter element, surface acoustic wave filter...
- Publication number 20030107454
- Publication date Jun 12, 2003
- Hiroyuki Nakamura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Surface acoustic wave filter and communication device using the filter
- Publication number 20030030511
- Publication date Feb 13, 2003
- Hiroyuki Nakamura
- H03 - BASIC ELECTRONIC CIRCUITRY

Akio Tsunekawa

Person

Patents Grantslast 30 patents

Surface acoustic wave filter element, surface acoustic wave filter...

Surface acoustic wave filter

Surface acoustic wave filter element, surface acoustic wave filter...

Surface acoustic wave filter

Surface acoustic wave filter element, surface acoustic wave filter...

Surface acoustic wave filter and communication device using the filter

Surface acoustic wave filter and communication device using the filter

Patents Applicationslast 30 patents

Surface acoustic wave filter element, surface acoustic wave filter...

Surface acoustic wave filter element, surface acoustic wave filter...

Surface acoustic wave filter

Surface acoustic wave filter and communication device using the filter

Surface acoustic wave filter element, surface acoustic wave filter...

Surface acoustic wave filter and communication device using the filter