TK

Tadashi Koyanagi

AK Asahi Kasei Kabushiki Kaisha: 5 patents #1 of 123Top 1%
AF Asahi Kasei Fibers: 1 patents #1 of 2Top 50%
Overall (2004): #4,781 of 270,089Top 2%
6
Patents 2004

Issued Patents 2004

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6824869 Polyester type conjugate fiber package Takao Abe 2004-11-30
6709689 Drawn yarn package and production method therefor Takao Abe, Akira Yamashita 2004-03-23
6689461 False twisted yarn of polyester composite fiber and method for production thereof Takao Abe, Teruhiko Matsuo, Mitsuyuki Yamamoto 2004-02-10
6682815 Stretched yarn pirn Takao Abe 2004-01-27
6673443 Polyester conjugate fiber pirn and method for producing same Takao Abe 2004-01-06
6673444 Monofilament yarn and process for producing the same Yasunori Yuuki, Teruhiko Matsuo 2004-01-06