YN

Yoshihiko Nakayama

HH Hitachi High-Technologies: 1 patents #47 of 157Top 30%
HS Hitachi Science Systems: 1 patents #1 of 23Top 5%
NI Ngk Insulators: 1 patents #66 of 153Top 45%
Overall (2005): #28,033 of 245,428Top 15%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6949752 Electron beam apparatus and high-voltage discharge prevention method Akimitsu Okura, Masashi Kimura, Kenichi Hirane 2005-09-27
6841069 High rate filter and high rate filtration method using the filter Atsushi Miyata 2005-01-11