FE

Fumio Echigo

Sumitomo Electric Industries: 4 patents #198 of 3,885Top 6%
Overall (2003): #16,920 of 273,478Top 7%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6596381 Resin board, manufacturing process for resin board, connection medium body, circuit board and manufacturing process for circuit board Takeshi Suzuki, Satoru Tomekawa, Yoshihiro Kawakita, Yasushi Nakagiri 2003-07-22
6558780 Circuit board and method for manufacturing the same Takeshi Suzuki, Toshihiro Nishii, Satoru Tomekawa 2003-05-06
6546624 Removable film, a substrate with film, a process for forming the removable film and a process for the manufacturing of the circuit board Hideki Higashitani, Daizo Andoh, Noritake Fukuda, Yasuhiro Nakatani, Tadashi Nakamura 2003-04-15
6518514 Circuit board and production of the same Takeshi Suzuki, Tatsuo Ogawa, Yoshihiro Bessho, Satoru Tomekawa, Yasuhiro Nakatani +3 more 2003-02-11