KI

Koh Ishigami

Canon: 47 patents #820 of 19,416Top 5%
Overall (All Time): #60,067 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 25 most recent of 47 patents

Patent #TitleCo-InventorsDate
12429791 Toner Kazunari Ooyama, Yuu Nishimura, Nobuyoshi Sugahara, Hitoshi Sano, Toru Takahashi +5 more 2025-09-30
12099326 Toner Shin Kitamura, Nobuyoshi Sugahara, Daisuke Tsujimoto, Kazunari Ooyama, Yuu Nishimura +5 more 2024-09-24
11720036 Toner Takakuni Kobori, Kenta Mitsuiki, Hitoshi Sano, Wakiko Katsumata, Daisuke Yamashita +5 more 2023-08-08
11698594 Toner Toru Takahashi, Nobuyoshi Sugahara, Hitoshi Sano, Kazunari Ooyama, Yuu Nishimura +1 more 2023-07-11
11429032 Toner and method of producing toner Takaho Shibata, Yuichi Mizo, Takakuni Kobori, Masaharu Miura, Takeshi Ohtsu +7 more 2022-08-30
10809640 Toner Yosuke Iwasaki, Kenta Mitsuiki, Wakiko Katsumata, Takeshi Ohtsu, Masaharu Miura +7 more 2020-10-20
10775710 Toner Kentaro Kamae, Ryuji Murayama, Junichi Tamura, Masaharu Miura, Hayato Ida +2 more 2020-09-15
10642178 Toner Daisuke Yamashita, Yuichi Mizo, Masaharu Miura, Takaho Shibata, Takeshi Ohtsu +6 more 2020-05-05
10423090 Magenta toner and toner kit Takeshi Ohtsu, Yosuke Iwasaki, Wakiko Katsumata, Masaharu Miura, Kentaro Kamae +3 more 2019-09-24
10234777 Toner and method for manufacturing toner Takeshi Ohtsu, Kentaro Kamae, Ryuichiro Matsuo, Yosuke Iwasaki, Wakiko Katsumata +3 more 2019-03-19
10216108 Toner production method and polymer Yosuke Iwasaki, Takeshi Ohtsu, Kentaro Kamae, Ryuichiro Matsuo, Wakiko Katsumata +3 more 2019-02-26
10133201 Toner Kentaro Kamae, Ryuichiro Matsuo, Yosuke Iwasaki, Wakiko Katsumata, Kenta Mitsuiki +3 more 2018-11-20
10012918 Toner and method for producing toner Takeshi Ohtsu, Kentaro Kamae, Ryuichiro Matsuo, Yosuke Iwasaki, Wakiko Katsumata +3 more 2018-07-03
10012921 Toner Kentaro Kamae, Ryuichiro Matsuo, Yosuke Iwasaki, Wakiko Katsumata, Kenta Mitsuiki +3 more 2018-07-03
9969834 Wax dispersant for toner and toner Takeshi Ohtsu, Kentaro Kamae, Ryuichiro Matsuo, Yosuke Iwasaki, Wakiko Katsumata +3 more 2018-05-15
9915885 Toner Wakiko Katsumata, Kentaro Kamae, Masaharu Miura, Takeshi Ohtsu, Ryuichiro Matsuo +2 more 2018-03-13
9811019 Magnetic carrier and two-component developer Kentaro Kamae, Nozomu Komatsu, Yoshinobu Baba 2017-11-07
9665023 Toner and two-component developer Kentaro Kamae, Ryuichiro Matsuo, Masaharu Miura, Masayuki Hama, Hiroaki Kawakami 2017-05-30
9063443 Magnetic carrier and two-component developer Kentaro Kamae, Nozomu Komatsu, Yoshinobu Baba 2015-06-23
9058924 Magnetic carrier and two-component developer Nozomu Komatsu, Kentaro Kamae, Yoshinobu Baba 2015-06-16
9034551 Two-component developer Tomoko Endo, Naoki Okamoto, Yoshinobu Baba 2015-05-19
8986914 Toner Hiroyuki Fujikawa, Kunihiko Nakamura, Nozomu Komatsu, Yoshiaki Shiotari, Kentaro Kamae +1 more 2015-03-24
8974994 Magnetic carrier, two-component developer, and developer for replenishment Kentaro Kamae, Yoshinobu Baba 2015-03-10
8945805 Magnetic carrier and two-components developer Yoshinobu Baba, Naoki Okamoto, Tomoko Endo 2015-02-03
8927188 Method of producing magnetic carrier and magnetic carrier that uses this production method Takeshi Naka, Masayuki Hama, Kentaro Kamae, Yoshinobu Baba, Hiroaki Kawakami +2 more 2015-01-06