AI

Akishige Ito

AC Ando Electric Co.: 15 patents #6 of 301Top 2%
NT NTT: 11 patents #401 of 4,871Top 9%
YE Yokogawa Electric: 2 patents #398 of 1,441Top 30%
Overall (All Time): #274,631 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10298174 Photoelectric conversion element evaluation apparatus Masato Ishikawa, Takashi Tsubota, Yoshinori Matsumoto 2019-05-21
9541493 Inspection apparatus using polarized lights Yoshinori Matsumoto, Takashi Tsubota, Toyoaki Hamaguchi 2017-01-10
6624644 Electro-optic probe and magneto-optic probe Yoshiki Yanagisawa, Jun Kikuchi, Nobukazu Banjo, Sanjay Gupta, Mitsuru Shinagawa +2 more 2003-09-23
6507014 Electro-optic probe Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2003-01-14
6429669 Temperature-insensitive electro-optic probe Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Hakaru Kyuragi 2002-08-06
6410906 Electro-optic probe Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2002-06-25
6407561 Probe for electro-optic sampling oscilloscope Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2002-06-18
6369562 Electro-optical probe for oscilloscope measuring signal waveform Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2002-04-09
6348787 Electrooptic probe Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2002-02-19
6342783 Electrooptic probe Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2002-01-29
6337565 Electro-optic probe Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2002-01-08
6297650 Electrooptic probe Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2001-10-02
6288531 Probe for electro-optic sampling oscilloscope Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2001-09-11
6166845 Electro-optic probe Katsushi Ohta, Toshiyuki Yagi, Mitsuru Shinagawa, Tadao Nagatsuma, Junzo Yamada 2000-12-26
6009712 Temperature controller of optical module package Seiji Funakawa 2000-01-04
5926593 Optocoupler Keisuke Asami 1999-07-20
5887101 Package for optical module — 1999-03-23