OK

Osamu Kawasaki

Sumitomo Electric Industries: 3 patents #364 of 3,885Top 10%
📍 Toyama, JP: #5 of 133 inventorsTop 4%
Overall (2003): #24,045 of 273,478Top 9%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6615465 Method for producing an acceleration sensor Tetsuro Otsuchi, Masato Sugimoto, Tetsuyoshi Ogura, Yoshihiro Tomita 2003-09-09
6583534 Piezoelectric transformer, piezoelectric transformer drive circuit, piezoelectric transformer drive method and cold cathode tube drive apparatus using piezoelectric transformer Hiroshi Nakatsuka, Katsunori Moritoki, Toshiyuki Asahi, Kojiro Okuyama 2003-06-24
6513915 Variable dot ink-jet printer Atsushi Komatsu, Akihiko Namba, Masayuki Okano, Yosihiro Tomita 2003-02-04