Yoshikazu Iidaka

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electron tube and method for producing the same
- Patent number 7,002,288
- Issue date Feb 21, 2006
- FUTABA CORPORATION
- Yoshihisa Yonezawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Double-faced vacuum fluorescent display device and method for drivi...
- Patent number 6,611,094
- Issue date Aug 26, 2003
- Futaba denshi kogyo kabushiki kaisha
- Yukio Ogawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Electron tube and method for producing same
- Publication number 20020113543
- Publication date Aug 22, 2002
- Futaba Corporation
- Yoshihisa Yonezawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Double-faced vacuum fluorescent display device and method for drivi...
- Publication number 20010008361
- Publication date Jul 19, 2001
- Futaba Denshi Kogyo Kabushiki Kaisha
- Yukio Ogawa
- H01 - BASIC ELECTRIC ELEMENTS