TM

Tsutomu Matsumura

Sumitomo Electric Industries: 3 patents #374 of 4,178Top 9%
Overall (2004): #18,694 of 270,089Top 7%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6822534 Laminated electronic component, laminated duplexer and communication device Kazuhide Uriu, Hiroyuki Nakamura, Toru Yamada, Hiroshi Kagata, Kouji Kawakita +1 more 2004-11-23
6784765 Multilayer ceramic device Toru Yamada, Kazuhide Uriu, Toshio Ishizaki 2004-08-31
6768399 Laminated bandpass filter, high frequency radio device and laminated bandpass filter manufacturing method Kazuhide Uriu, Toru Yamada, Toshio Ishizaki 2004-07-27