TK

Takeshi Koyano

OC Oki Electric Industry Co.: 4 patents #523 of 2,807Top 20%
Overall (All Time): #1,270,301 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6624255 Polymer material for use in optical communication parts Yoshinori Maeno, Juro Mita, Katsuaki Kaifu 2003-09-23
6372411 Polymer pattern forming method Yoshinori Maeno, Juro Mita, Katsuaki Kaifu 2002-04-16
6327415 Optical waveguide made of polymer material and a method of fabricating the same Yoshinori Maeno, Juro Mita, Katsuaki Kaifu 2001-12-04
5935756 Diazonium salt for thermosensitive recording medium Katsuaki Kaifu, Akihiko Nishiki 1999-08-10