FI

Fumio Ichikawa

SE Seiko Epson: 8 patents #2,198 of 7,774Top 30%
Canon: 8 patents #7,260 of 19,416Top 40%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
NE Nec: 1 patents #7,889 of 14,502Top 55%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
Overall (All Time): #208,163 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
10794778 Physical quantity detecting device, electronic apparatus, and moving object Ryuta Nishizawa, Keiji Nakagawa, Keiichi Yamaguchi, Atsushi Matsuo 2020-10-06
9874484 Physical quantity detecting device, electronic apparatus, and moving object Ryuta Nishizawa, Keiji Nakagawa, Keiichi Yamaguchi, Atsushi Matsuo 2018-01-23
9534894 Resonator element, gyro sensor element, electronic device, electronic apparatus, and moving object 2017-01-03
9341477 Vibrator element, method of manufacturing vibrator element, angular velocity sensor, electronic device, and moving body 2016-05-17
9329040 Angular velocity sensor and method of manufacture 2016-05-03
9140549 Physical quantity detection element, physical quantity detection device, and electronic apparatus Yoichi Okumura, Takayuki Kikuchi 2015-09-22
9103674 Sensor element, method for manufacturing sensor element, sensor device, and electronic apparatus 2015-08-11
9091542 Sensor element, method for manufacturing sensor element, sensor device, and electronic apparatus 2015-07-28
8402316 Method of testing computer, computer test apparatus and non-transitory computer-readable medium Tamoru Inoue 2013-03-19
7837021 Passenger conveyor Hideki Anshita 2010-11-23
7586723 Power source fault detection apparatus, program, and method Naoki Hayashi 2009-09-08
7161222 Semiconductor device and semiconductor device fabrication method Motoki Kobayashi 2007-01-09
6397347 Disk array apparatus capable of dealing with an abnormality occurring in one of disk units without delaying operation of the apparatus Yasuhiro Masuyama, Masanobu Akagi 2002-05-28
5930895 Process for producing an ink jet recording head Tsuyoshi Orikasa, Kazuaki Masuda, Kunihiko Maeoka, Takashi Watanabe, Osamu Sato +1 more 1999-08-03
5657539 Process for producing an ink jet recording head Tsuyoshi Orikasa, Kazuaki Masuda, Kunihiko Maeoka, Takashi Watanabe, Osamu Sato +1 more 1997-08-19
5477244 Testing method and apparatus for judging a printing device on the basis of a test pattern recorded on a recording medium by the printing device Masaru Shibata, Asao Saito, Akihiro Yamanaka 1995-12-19
5436645 Inspection/adjustment method and apparatus for laser beam output optical unit and laser scanning optical system Hideaki Uemura, Yozo Tobo, Masatoshi Kato 1995-07-25
5389954 Laser process apparatus for forming holes in a workpiece Masaki Inaba, Hiroshi Kohno, Kazuaki Masuda, Takashi Watanabe, Tsuyoshi Orikasa +3 more 1995-02-14
5351264 Optical apparatus for emitting light and automatic adjustment apparatus therefor Masatoshi Kato, Yozo Tobo, Jun Azuma, Hideaki Uemura 1994-09-27
5293179 Work convey method and apparatus Kunio Ohtaki, Eiichi Kato, Tsuyoshi Orikawa 1994-03-08
5243755 Ink-jet head assembling apparatus and method Masaki Inaba, Tsunenobu Satoi, Hiroshi Haruyama, Tsuyoshi Baba, Tsuyoshi Orikasa +1 more 1993-09-14