KY

Kiyoshi Yamaguchi

Ricoh Company: 21 patents #1,013 of 9,818Top 15%
HI Hitachi: 13 patents #3,142 of 28,497Top 15%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
MC Mochida Pharmaceutical Co.: 3 patents #67 of 309Top 25%
SC Sumitomo Seika Chemicals Co.: 3 patents #97 of 365Top 30%
TO Tokico: 2 patents #111 of 359Top 35%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
KA Kaneka: 1 patents #886 of 1,525Top 60%
MM Mitsubishi Materials: 1 patents #812 of 1,543Top 55%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #35,711 of 4,157,543Top 1%
63
Patents All Time

Issued Patents All Time

Showing 1–25 of 63 patents

Patent #TitleCo-InventorsDate
12054586 System and method for manufacturing polyamic acid, and system and method for manufacturing polyimide Tomoyuki Toyoda, Toshihisa Itoh, Hiroyuki Furutani, Kazuhiro Shimizu 2024-08-06
11138173 Table relation analysis assisting apparatus and table relation analysis assisting method Yasunari Takai, Keishi Ooshima, Katsumi Kawai, Makoto Kimura 2021-10-05
10489428 Existing system processing specification extractor Yasunari Takai, Katsumi Kawai, Shuhei Nojiri, Ryota Mibe 2019-11-26
10339035 Test DB data generation apparatus Keishi Ooshima, Yasunori Hashimoto, Ryota Mibe, Hirofumi Danno 2019-07-02
10241899 Test input information search device and method Daijiro Murata, Jun Maeoka, Genta KOREKI 2019-03-26
9436713 Database analyzer and database analysis method Yasunori Hashimoto, Ryota Mibe, Kentaro Yoshimura, Hirofumi Danno, Sadahiro Ishikawa 2016-09-06
9288443 Broadcast content distribution system, and distribution apparatus and broadcast reception terminal device for use in the system Shinichi Kurihara, Yoshiro Osaki, Sunao Wada, Naoko Satoh 2016-03-15
9233519 Water-absorbent sheet structure Syuji Tsuno, Haruka Inaba, Masayoshi Handa 2016-01-12
9187580 Resin particle having many recesses on the surface thereof Shigeki Hamamoto, Hirotsugu Kawata, Masayoshi Okubo 2015-11-17
9015658 Automatic program generation device and automatic program generation method Yasunori Hashimoto, Ryota Mibe, Shuhei Nojiri, Sadahiro Ishikawa, Kentaro Yoshimura 2015-04-21
9013248 Filter circuit 2015-04-21
9007145 High-frequency signal balancing multiplexer Tomoya Bando, Yasunori Nabetani 2015-04-14
8977103 Video data processing apparatus and video data processing method Toshiki Mori, Yoshiro Osaki, Naoko Satoh, Yasuyuki Ushio, Kenji Kimiyama 2015-03-10
8894185 Liquid ejection head, ink cartridge, and image forming apparatus Kunihiro Yamanaka 2014-11-25
8882230 Liquid droplet ejecting head, ink cartridge, and image forming apparatus Yusuke NONOYAMA 2014-11-11
8878105 Steam cooker Yuko Nakajima, Noriko Ohashi, Mari Terada 2014-11-04
8802918 Water-absorbent sheet composition Shinya Fukudome, Junichi Maruo, Masayoshi Handa 2014-08-12
8777382 Inkjet head and image forming device Masaki Kato, Takahiko Kuroda, Satoshi Mizukami 2014-07-15
8708459 Droplet ejection head, method of manufacturing droplet ejection head, and droplet ejection apparatus Hideaki Nishimura, Yukitoshi Tajima, Mitsuya Matsubara, Masaki Kato 2014-04-29
8657418 Inkjet head and recording device Masaki Kato 2014-02-25
8646870 Inkjet recording apparatus Hideaki Nishimura, Yukitoshi Tajima, Masaki Kato 2014-02-11
8556396 Inkjet head and inkjet recording device Masaki Kato, Mitsuru Shingyohuchi 2013-10-15
8491103 Inkjet head Masaki Kato, Mitsuru Shingyohuchi 2013-07-23
8468569 Content delivery system and method, and server apparatus and receiving apparatus used in this content delivery system Yoshiro Osaki, Shinichi Kurihara 2013-06-18
8414110 Inkjet head Masaki Kato 2013-04-09