KY

Koji Yamagishi

YK Ykk: 29 patents #13 of 845Top 2%
Pioneer Electronic: 8 patents #194 of 1,840Top 15%
TL Tokyo Electron Limited: 7 patents #1,084 of 5,567Top 20%
Casio Computer Co.: 4 patents #615 of 1,970Top 35%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
📍 Toyama, JP: #31 of 1,699 inventorsTop 2%
Overall (All Time): #50,633 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 1–25 of 52 patents

Patent #TitleCo-InventorsDate
12033833 Filter circuit and plasma processing apparatus Yuji Aota, Koichi Nagami, Kota ISHIHARADA 2024-07-09
11676799 Plasma processing apparatus Hiroshi Ikeda, Hiroyuki Kondo 2023-06-13
11559116 Slider for slide fastener Yohei Miyazaki, Yoshikazu Hamada 2023-01-24
11419393 Slider for concealed slide fastener 2022-08-23
11380522 Radical deactivation component, plasma processing apparatus using the same and radical deactivation method Shota SASAKI, Shinji Maekawa, Daisuke YOSHIKOSHI 2022-07-05
10676823 Processing method and processing apparatus Ryota Sakane, Takashi Kitazawa, Hiroshi Nagahata, Hideyuki Kobayashi 2020-06-09
10407276 Elevator device Chiaki HONDA, Masashi Komatsu, Ashiqur Rahman, David Willem Lodewijk Offerhaus, Takaharu Ueda +2 more 2019-09-10
10188180 Slider for slide fastener Natsuko Saitsu, Shigeyoshi Takazawa 2019-01-29
9831067 Film-forming apparatus Masahide Iwasaki, Toshihiko Iwao, Satoshi Yonekura 2017-11-28
9765430 Plasma processing apparatus and film formation method Takehisa Saito, Takenao Nemoto, Hiroshi Kaneko 2017-09-19
9592996 Elevator system 2017-03-14
9427052 Slider fitted with stopping mechanism Keiichi Keyaki 2016-08-30
9343270 Plasma processing apparatus Toshihisa Nozawa, Jun Yoshikawa, Michitaka Aita, Masahiro Yamazaki, Takehisa Saito +1 more 2016-05-17
9232834 Slider for slide fastener with automatic stopper Keiichi Keyaki, Shinya Honda 2016-01-12
D740170 Slide for slide fastener Natsuko Saitsu, Shigeyoshi Takazawa 2015-10-06
D739786 Slide for slide fastener Natsuko Saitsu, Shigeyoshi Takazawa 2015-09-29
D739787 Slide for slide fastener Natsuko Saitsu, Shigeyoshi Takazawa 2015-09-29
D738783 Slider for slide fastener Natsuko Saitsu, Shigeyoshi Takazawa 2015-09-15
8782857 Slider for slide fastener Keiichi Keyaki 2014-07-22
8782858 Slider for slide fastener Keiichi Keyaki, Takanori Ozawa 2014-07-22
8584326 Slider for slide fastener Keiichi Keyaki, Takanori Ozawa 2013-11-19
D646196 Slider for slide fastener 2011-10-04
7963008 Slider for slide fastener Hideya Take 2011-06-21
D631790 Slider for slide fastener Keiichi Keyaki, Takanori Ozawa 2011-02-01
7866012 Slider for double-sided slide fastener with automatic locking device Keiichi Keyaki, Yoshikazu Hamada 2011-01-11