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Tetsuaki Bundo
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Fukuoka, JP
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last 30 patents
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Patent Grant
Discharge lamp, discharge lamp sealing method, discharge lamp seali...
Patent number
6,354,901
Issue date
Mar 12, 2002
Toto, Ltd.
Tetsuaki Bundo
H01 - BASIC ELECTRIC ELEMENTS
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Patent Grant
Light-transmissive ceramics and method of manufacturing same
Patent number
5,780,377
Issue date
Jul 14, 1998
Toto Ltd.
Naohito Wajima
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES