EY

Eiji Yamamoto

HI Hitachi: 2 patents #899 of 4,225Top 25%
OC Olympus Optical Co.: 1 patents #165 of 486Top 35%
📍 Musashimurayama, JP: #2 of 10 inventorsTop 20%
Overall (2003): #31,228 of 273,478Top 15%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6631005 Optical displacement sensor having a semiconductor laser light source using an optical element which can control beam angle and a beam shape Iwao Komazaki 2003-10-07
6507520 Nonvolatile memory system Tetsuya Tsujikawa, Atsushi Nozoe, Michitaro Kanamitsu, Shoji Kubono, Ken Matsubara 2003-01-14
6504764 Non-volatile memory device Tetsuya Tsujikawa, Atsushi Nozoe, Michitaro Kanamitsu, Shoji Kubono, Ken Matsubara 2003-01-07