CY

Chikara Yamamoto

FC Fuji Photo Optical Co.: 37 patents #3 of 509Top 1%
FU Fujifilm: 35 patents #152 of 4,519Top 4%
FU Fujinon: 19 patents #7 of 339Top 3%
AC Anden Co.: 6 patents #12 of 95Top 15%
PE Pentax: 4 patents #113 of 396Top 30%
PE Pentax: 3 patents #351 of 761Top 50%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
DE Denso Electronics: 2 patents #7 of 38Top 20%
NS Nec Display Solutions: 1 patents #138 of 237Top 60%
HO Hoya: 1 patents #757 of 1,290Top 60%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #12,101 of 4,157,543Top 1%
109
Patents All Time

Issued Patents All Time

Showing 101–109 of 109 patents

Patent #TitleCo-InventorsDate
5840014 Endoscope Hitoshi Miyano 1998-11-24
5805350 Wide zoom lens 1998-09-08
5798874 Imaging lens 1998-08-25
5754345 Wide angle imaging lens 1998-05-19
5699202 Imaging lens 1997-12-16
5666228 Retrofocus type lens 1997-09-09
5587839 Objective lens system for endoscope Hitoshi Miyano 1996-12-24
5515208 Endoscope objective lens Ryota Ogawa 1996-05-07
5497229 Photometering apparatus having a split light receiving device Takayuki Sensui 1996-03-05