YT

Yoshikazu Tohjoh

OC Olympus Optical Co.: 3 patents #953 of 2,334Top 45%
Overall (All Time): #1,653,991 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5301061 Endoscope system Akio Nakada, Peter G. Lorenz, Minoru Okada, Nobuyuki Sakamoto, Katsunori Sakiyama 1994-04-05
4856495 Endoscope apparatus Akira Hasegawa, Tomoaki Sato 1989-08-15
4643170 Endoscope apparatus Atsushi Miyazaki 1987-02-17