HU

Hiroshi Usui

SC Sanken Electric Co.: 3 patents #2 of 51Top 4%
AC Asahi Glass Co.: 1 patents #60 of 220Top 30%
📍 Gifu, JP: #2 of 8 inventorsTop 25%
Overall (2011): #27,362 of 364,097Top 8%
4
Patents 2011

Issued Patents 2011

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7994736 Cold cathode fluorescent lamp inverter apparatus Toru Ashikaga, Jaehee Cho 2011-08-09
7952334 DC-DC converter 2011-05-31
7928701 AC-DC converter 2011-04-19
7872417 Glass-sealed light emitting element, circuit board with the glass-sealed light emitting element, and methods for manufacturing those Nobuhiro Nakamura, Syuji Matsumoto, Hitoshi Onoda, Yutaka Segawa, Tetsuro Matsumoto 2011-01-18