PORTION OF PIEZOELECTRIC VIBRATOR
ABE, YOSHIYUKI, KUMASAKA, KATSUNORI, YAMAZAKI, OSAMU, CHIBA, MITSUHARU, KATSUNO, MASAFUMI, IKEZAWA, NORIAKI
Year of Publication 01.03.2018
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Year of Publication 01.03.2018
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PIEZOELECTRIC VIBRATOR
ABE, YOSHIYUKI, KUMASAKA, KATSUNORI, YAMAZAKI, OSAMU, CHIBA, MITSUHARU, KATSUNO, MASAFUMI, IKEZAWA, NORIAKI
Year of Publication 01.03.2018
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Year of Publication 01.03.2018
Patent
PIEZOELECTRIC SPEAKER
KATSUNO MASAFUMI, KUMASAKA KATSUNORI, IKEZAWA NORIAKI, SHUTA KOICHI, ABE YOSHIYUKI, YAMAZAKI OSAMU
Year of Publication 01.12.2017
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Year of Publication 01.12.2017
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Sound generation unit and electronic device
KATSUNO MASAFUMI, IKEZAWA NORIAKI, KUMASAKA KATSUNORI, SHUTA KOICHI, ABE YOSHIYUKI, YAMAZAKI OSAMU
Year of Publication 14.07.2017
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Year of Publication 14.07.2017
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Vibration transmission structure and piezoelectric speaker
ABE, YOSHIYUKI, KUMASAKA, KATSUNORI, YAMAZAKI, OSAMU, KATSUNO, MASAFUMI, IKEZAWA, NORIAKI, SHUTA, KOICHI
Year of Publication 01.03.2017
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Year of Publication 01.03.2017
Patent
Sound generation unit and electronic device
KATSUNO MASAFUMI, IKEZAWA NORIAKI, KUMASAKA KATSUNORI, SHUTA KOICHI, ABE YOSHIYUKI, YAMAZAKI OSAMU
Year of Publication 22.02.2017
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Year of Publication 22.02.2017
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Piezoelectric speaker
ABE, YOSHIYUKI, KUMASAKA, KATSUNORI, YAMAZAKI, OSAMU, KATSUNO, MASAFUMI, IKEZAWA, NORIAKI, SHUTA, KOICHI
Year of Publication 16.09.2016
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Year of Publication 16.09.2016
Patent
Sound generation unit and electronic device
ABE, YOSHIYUKI, KUMASAKA, KATSUNORI, YAMAZAKI, OSAMU, KATSUNO, MASAFUMI, IKEZAWA, NORIAKI, SHUTA, KOICHI
Year of Publication 16.06.2016
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Year of Publication 16.06.2016
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Piezoelectric transformer
KUMASAKA, KATSUNORI, FUDA, YOSHIAKI, KATSUNO, MASAFUMI, OKAMOTO, KOICHI
Year of Publication 21.08.2002
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Year of Publication 21.08.2002
Patent
PIEZOELEKTRISCHER TRANSFORMATOR
KUMASAKA, KATSUNORI, FUDA, YOSHIAKI, KATSUNO, MASAFUMI, OKAMOTO, KOICHI
Year of Publication 14.08.2002
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Year of Publication 14.08.2002
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In weichem isolierenden Verpackungsfolienmaterial verpackter piezoelektrischer Transformator
KUMASAKA, KATSUNORI, FUDA, YOSHIAKI, KATSUNO, MASAFUMI, OKAMOTO, KOICHI
Year of Publication 11.04.2002
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Year of Publication 11.04.2002
Patent
PIEZOELECTRIC TRANSFORMER
KUMASAKA, KATSUNORI, FUDA, YOSHIAKI, KATSUNO, MASAFUMI, OKAMOTO, KOICHI
Year of Publication 27.02.2002
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Year of Publication 27.02.2002
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Piezoelectric transformer wrapped by wrapping member of soft insulating sheet material
KUMASAKA, KATSUNORI, FUDA, YOSHIAKI, KATSUNO, MASAFUMI, OKAMOTO, KOICHI
Year of Publication 26.09.2001
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Year of Publication 26.09.2001
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