Issued Patents All Time
Showing 1–25 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12204276 | Preparing method of electrostatic charge image developing toner, electrostatic charge image developing toner, and electostatic charge image developer | Takahisa TATEKAWA, Daisuke Noguchi, Kazuhiko Nakamura, Yuji Isshiki | 2025-01-21 |
| 12130586 | Resin fine particle, thermoplastic resin particle, and method for producing resin fine particle | Takahiro Yamashita, Yukiaki NAKAMURA, Takahisa TATEKAWA, Masaru Takahashi | 2024-10-29 |
| 12078959 | Method for producing toner for developing electrostatic charge image, and toner for developing electrostatic charge image | Hiroshi Nakazawa, Yuji Isshiki | 2024-09-03 |
| 12025950 | Resin fine particle, thermoplastic resin particle, and method for producing resin fine particle | Takahiro Yamashita, Yukiaki NAKAMURA, Takahisa TATEKAWA, Masaru Takahashi | 2024-07-02 |
| 11675285 | Electrostatic image developing toner, method for producing electrostatic image developing toner, electrostatic image developer, toner cartridge, process cartridge, and image forming apparatus | Keita Yamamoto, Daisuke Noguchi, Kazuhiko Nakamura, Hiroshi Nakazawa | 2023-06-13 |
| 11647170 | Image projection device | Tomoko Takahashi, Yuuji Wada, Yu YONEDA, Kunihiko Nishioka, Hideki Kosugi +5 more | 2023-05-09 |
| 10761444 | Electrostatic charge image development toner and electrostatic charge image developer | Atsushi Sugawara, Yasuo Kadokura, Sakiko HIRAI, Satoshi Miura | 2020-09-01 |
| 10754269 | Electrostatic-image developing toner, electrostatic-image developer, and toner cartridge | Yasuo Kadokura, Atsushi Sugawara | 2020-08-25 |
| 10732532 | Electrostatic image developing toner, electrostatic image developer, and toner cartridge | Atsushi Sugawara, Yasuo Kadokura | 2020-08-04 |
| 10724845 | Optical module for optical height measurement | Hideo Suenaga, Takahiro Kurokawa, Yoshitaka Morimoto | 2020-07-28 |
| 10719022 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Yasuo Kadokura, Atsushi Sugawara, Sakiko HIRAI, Satoshi Miura, Akira Matsumoto | 2020-07-21 |
| 10700016 | Protective film material for laser processing and wafer processing method using the protective film material | Tsuyoshi Tadano, Masafumi Hirose | 2020-06-30 |
| 10656546 | Electrostatic-image developing toner, electrostatic-image developer, and toner cartridge | Yasuo Kadokura, Atsushi Sugawara | 2020-05-19 |
| 10481515 | Charging device, process cartridge, and image forming apparatus | Nobuo Kuwabara, Norio Kudoh, Kento AOKI, Takeshi Fukao | 2019-11-19 |
| 10451866 | Scanning type image measuring apparatus and scanning type image measuring method | Katsuhiko Kimura | 2019-10-22 |
| 10423088 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Atsushi Sugawara, Sakiko HIRAI, Yasuo Kadokura, Satoshi Miura | 2019-09-24 |
| 10042314 | Cleaning device, process cartridge incorporating the cleaning device, and image forming apparatus incorporating the cleaning device | Nobuo Kuwabara, Yasuhiro Maehata, Norio Kudoh, Yasuhito Kuboshima, Kento AOKI | 2018-08-07 |
| 10018941 | Cleaning device, and image forming apparatus and process unit incorporating same | Takeshi Shintani, Hiroshi Mizusawa, Yasuhiro Maehata, Yasuhito Kuboshima, Yuta Azeyanagi | 2018-07-10 |
| 9989872 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Yukiaki NAKAMURA, Akira Matsumoto, Yasuo Kadokura, Shinya Nakashima, Satoshi Miura +4 more | 2018-06-05 |
| 9983512 | Toner conveyance device and image forming apparatus | Yusuke Ishizuka, Takeshi Shintani, Yasuhiro Maehata, Hiroshi Mizusawa, Yuta Azeyanagi +1 more | 2018-05-29 |
| 9958823 | Device including roller, and image forming apparatus and process cartridge incorporating same | Takeshi Shintani, Yasuhiro Maehata, Yasuhito Kuboshima, Yusuke Ishizuka, Nobuo Kuwabara +2 more | 2018-05-01 |
| 9798288 | Image forming apparatus which controls the rotation speed of a lubricant supply roller | Yasuhiro Maehata, Kenji Honjoh, Takeshi Shintani, Nobuo Kuwabara, Yasuhito Kuboshima +1 more | 2017-10-24 |
| 9708191 | Silica composite particles and method of preparing the same | Takeshi Iwanaga, Yuka ZENITANI, Yoshifumi Iida | 2017-07-18 |
| 9703253 | Toner conveyance device and image forming apparatus | Toshiya Satoh, Satoshi Hatori, Takeshi Fukao, Hajime Teraji, Norio Kudoh +1 more | 2017-07-11 |
| 9690250 | Image forming apparatus | Tomohiko Saito, Toshiya Satoh, Norio Kudoh, Hiroyuki Uenishi | 2017-06-27 |