MU

Masao Umezawa

DC Du Pont-Toray Co.: 2 patents #1 of 17Top 6%
Overall (2003): #52,483 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6639041 Spandex having low set at low temperatures Hiroshi Nishikawa 2003-10-28
6623585 Coalesced multifilament spandex and method for its preparation Hideki Nakanishi, Toshikazu Matsuda 2003-09-23