SK

Shoichi Kitazawa

Sumitomo Electric Industries: 3 patents #364 of 3,885Top 10%
Overall (2003): #21,890 of 273,478Top 9%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6603372 Laminated notch filter and cellular phone using the same Toshio Ishizaki, Ikuo Awai, Hideyuki Miyake, Toru Yamada 2003-08-05
6586786 High frequency switch and mobile communication equipment Masaharu Tanaka, Toshio Ishizaki, Toru Yamada 2003-07-01
6510607 Method for forming a dielectric laminated device Hideaki Nakakubo, Toshio Ishizaki, Toru Yamada, Hiroshi Kagata, Tatsuya Inoue 2003-01-28