TK

Toshiyuki Kojima

KO Konica: 2 patents #19 of 332Top 6%
Sumitomo Electric Industries: 1 patents #1,404 of 3,885Top 40%
Overall (2003): #20,176 of 273,478Top 8%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6671247 Optical pick-up apparatus, optical element, and objective lens having diffracting section Norikazu Arai, Kohei Ota 2003-12-30
6613180 Method for fabricating semiconductor-mounting body and apparatus for fabricating semiconductor-mounting body Yoshitaka Sunagawa, Yoshitake Hayashi, Masayoshi Koyama, Yoshihiro Tomura, Osamu Shibata +1 more 2003-09-02
6614600 Objective lens and optical pickup apparatus 2003-09-02