YS

Yasuhiro Sakai

NK Nittoh Kogaku K.K.: 1 patents #1 of 5Top 20%
UN Unknown: 1 patents #178 of 2,395Top 8%
Overall (2005): #73,141 of 245,428Top 30%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6972903 Visual aid Hideo Hara, Kazunaga Shimizu, Fumiaki Koizumi 2005-12-06