YF

Yoshio Fujiwara

SK Showa Denko K.K.: 1 patents #31 of 148Top 25%
SC Sumitomo Special Metals Co.: 1 patents #1 of 4Top 25%
Overall (2005): #28,340 of 245,428Top 15%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6953859 Production process for 5-alkyl-oxazolidin-2,4-dione Akira Shibuya, Yoshiaki Miyota, Norihito Nishimura, Makoto Saito 2005-10-11
6878210 Surface-treating holder having tubular structure and method using the same Yoshimi Tochishita, Yoshihiro Asagai, Ken Ohtagaki 2005-04-12