HN

Hideaki Nakakubo

Sumitomo Electric Industries: 4 patents #198 of 3,885Top 6%
Overall (2003): #16,391 of 273,478Top 6%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6608533 Matching circuit chip, filter with matching circuit, duplexer and cellular phone Hiroshi Kushitani, Toru Yamada, Naoki Yuda, Toshio Ishizaki, Makoto Fujikawa 2003-08-19
6608534 Matching circuit chip, filter with matching circuit, duplexer and cellular phone Hiroshi Kushitani, Toru Yamada, Naoki Yuda, Toshio Ishizaki, Makoto Fujikawa 2003-08-19
6529096 Dielectric filter, antenna duplexer, and communications appliance Tomoya Maekawa, Hiroshi Kushitani, Hiroshi Shigemura, Toru Yamada, Toshio Ishizaki 2003-03-04
6510607 Method for forming a dielectric laminated device Toshio Ishizaki, Toru Yamada, Hiroshi Kagata, Tatsuya Inoue, Shoichi Kitazawa 2003-01-28