HE

Hidetoshi Ema

Ricoh Company: 2 patents #147 of 812Top 20%
Overall (2005): #54,091 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6954415 Light source drive, optical information recording apparatus, and optical information recording method Naruhiro Masui 2005-10-11
6917639 Laser driver circuit Masaaki Ishida, Yasuhiro Nihei, Hiroaki Kyougoku, Atsufumi Omori 2005-07-12