KO

Katsuhiko Oshikawa

TO Toyota: 16 patents #1,599 of 26,838Top 6%
📍 Susono, JP: #198 of 1,238 inventorsTop 20%
Overall (All Time): #298,642 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
9080480 Exhaust purification system for internal combustion engine Hiroshi Otsuki, Shigeki Nakayama, Hiromasa Nishioka, Yoshihisa Tsukamoto, Junichi Matsuo +3 more 2015-07-14
9057298 Exhaust purification system for internal combustion engine Hiroshi Otsuki, Shigeki Nakayama, Hiromasa Nishioka, Yoshihisa Tsukamoto, Junichi Matsuo +3 more 2015-06-16
9057299 Exhaust purification system for internal combustion engine Hiroshi Otsuki, Shigeki Nakayama, Hiromasa Nishioka, Yoshihisa Tsukamoto, Junichi Matsuo +3 more 2015-06-16
9011569 Particulate filter Hiroshi Otsuki, Shigeki Nakayama, Hiromasa Nishioka, Yoshihisa Tsukamoto, Junichi Matsuo +3 more 2015-04-21
8955313 Exhaust purification system of internal combustion engine Junichi Matsuo, Hiromasa Nishioka, Yoshihisa Tsukamoto, Hiroshi Otsuki, Shigeki Nakayama 2015-02-17
8834802 Exhaust purification system of internal combustion engine Yoshihisa Tsukamoto, Hiromasa Nishioka, Hiroshi Otsuki, Junichi Matsuo, Shigeki Nakayama 2014-09-16
8778053 Method of removing ash from particulate filter Hiroshi Otsuki, Shigeki Nakayama, Hiromasa Nishioka, Yoshihisa Tsukamoto, Junichi Matsuo +3 more 2014-07-15
8746274 Hydrogen supply apparatus and fuel gas supply apparatus Takahide Izutani, Tatsuaki Yokoyama, Syuuji Hirakata, Osamu Yumita, Hiroshi Fujitani +6 more 2014-06-10
8695399 Detector for detecting sulfur components Hiromasa Nishioka, Yoshihisa Tsukamoto, Hiroshi Otsuki, Junichi Matsuo 2014-04-15
8621852 Detector for detecting sulfur components Takamitsu Asanuma, Hiromasa Nishioka, Yoshihisa Tsukamoto, Hiroshi Otsuki, Junichi Matsuo +1 more 2014-01-07
8555699 Detector for detecting sulfur components Hiroshi Otsuki, Hiromasa Nishioka, Yoshihisa Tsukamoto, Junichi Matsuo 2013-10-15
8465702 Exhaust purification system of internal combustion engine Yoshihisa Tsukamoto, Hiromasa Nishioka, Hiroshi Otsuki, Junichi Matsuo 2013-06-18
8232019 Fuel cell system Keigo Suematsu, Tatsuaki Yokoyama, Shuji Hirakata, Takahide Izutani, Atsushi Matsuba 2012-07-31
8227133 Fuel cell system Hideo Naohara, Yoshifumi Hirao 2012-07-24
8052959 Hydrogen supply device and method of supplying hydrogen 2011-11-08
7851097 Fuel cell system Keigo Suematsu, Tatsuaki Yokoyama, Shuji Hirakata, Takahide Izutani, Atsushi Matsuba 2010-12-14