TY

Toru Yamada

Sumitomo Electric Industries: 9 patents #27 of 3,352Top 1%
HI Hitachi: 1 patents #1,533 of 3,950Top 40%
Overall (2002): #1,488 of 266,432Top 1%
10
Patents 2002

Issued Patents 2002

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6492886 Laminated filter, duplexer, and mobile communication apparatus using the same Hiroshi Kushitani, Makoto Fujikawa 2002-12-10
6476691 Surface acoustic wave filter Shigeru Tsuzuki, Tsutomu Igaki, Ken Matsunami, Kazunori Nishimura, Hiroyuki Nakamura 2002-11-05
6456172 Multilayered ceramic RF device Toshio Ishizaki, Hiroshi Kagata, Makoto Sakakura 2002-09-24
6445266 Multilayer filter having varied dielectric constant regions Yoshitaka Nagatomi, Naoki Yuda, Toshio Ishizaki, Shoichi Kitazawa 2002-09-03
6437732 Information terminal with positioning function, positioning system, method of positioning, storage medium, and computer program product Kimiya Yamaashi, Hiroshi Kuroda, Takaharu Ishida 2002-08-20
6401165 Memory device and a facsimile apparatus using the same 2002-06-04
6359531 Multilayer filter with electrode patterns connected on different side surfaces to side electrodes and input/output electrodes Yoshitaka Nagatomi, Naoki Yuda, Toshio Ishizaki, Shoichi Kitazawa 2002-03-19
6351196 Surface acoustic wave filter and multistage surface acoustic wave filter Hiroyuki Nakamura, Kazunori Nishimura, Toshio Ishizaki 2002-02-26
6348845 Surface acoustic wave filter and multistage surface acoustic wave filter Hiroyuki Nakamura, Kazunori Nishimura, Toshio Ishizaki 2002-02-19
6346866 Dielectric laminated device and its manufacturing method Hideaki Nakakubo, Toshio Ishizaki, Hiroshi Kagata, Tatsuya Inoue, Shoichi Kitazawa 2002-02-12