Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12298711 | Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, and image forming apparatus | Daisuke Ishizuka, Keita Yamamoto, Eiji Kawakami | 2025-05-13 |
| 12259683 | Toner for developing electrostatic charge image and electrostatic charge image developer | Daisuke Ishizuka | 2025-03-25 |
| 11131940 | Toner for developing electrostatic charge image, electrostatic charge image developer, and toner cartridge | Shinya Nakashima, Masaki Iwase, Tomohiro SHINYA, Ryutaro KEMBO, Tomohito Nakajima +1 more | 2021-09-28 |
| 10866532 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Tomohiro SHINYA, Naomi Miyamoto, Tomohito Nakajima, Shinya Nakashima, Masaki Iwase +1 more | 2020-12-15 |
| 10795274 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Shinya Nakashima, Tomohiro SHINYA, Naomi Miyamoto, Masaki Iwase, Ryutaro KEMBO +1 more | 2020-10-06 |
| 10712680 | White toner for electrostatic image development, electrostatic image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Kana Yoshida | 2020-07-14 |
| 10670983 | Toner set, white toner, and electrostatic charge image developer | Tetsuya Taguchi, Tomoaki Tanaka, Ryutaro KEMBO | 2020-06-02 |
| 10481391 | Movable reflective element and two-dimensional scanning device | Kenji Ogata, Yoshifumi Ikeda, Shogo Kurogi, Kazuhiro Okada, Satoshi Era | 2019-11-19 |
| 10473917 | Movable reflection device and reflection surface drive system utilizing same | Kazuhiro Okada, Satoshi Era, Yoshifumi Ikeda, Shogo Kurogi, Kenji Ogata | 2019-11-12 |
| 10324389 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Tsuyoshi Murakami, Tomoaki Tanaka, Masaki Iwase, Ryutaro KEMBO | 2019-06-18 |
| 10254667 | Electrostatic charge image developing toner set, electrostatic charge image developer set, and toner cartridge set | Tomoaki Tanaka, Tetsuya Taguchi, Ryutaro KEMBO | 2019-04-09 |
| 9757780 | Electric resistance welded steel pipe excellent in deformability and fatigue properties after quenching | Takuya Hara, Yoshio Terada, Takafumi Sebayashi, Itsuroh Hiroshige | 2017-09-12 |
| 9726995 | Brilliant toner, electrostatic charge image developer, and toner cartridge | Kazuhiko Nakamura, Masaru Takahashi | 2017-08-08 |
| 9269988 | Method for manufacturing secondary battery | Takumi Tamaki, Kazuhisa Takeda, Ryuichirou Shinkai, Hiroe Takenaka, Naoki Wakamatsu | 2016-02-23 |
| 9239527 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Tetsuya Taguchi, Kosaku YOSHIMURA, Satoshi Yoshida, Shinya Nakashima | 2016-01-19 |
| 9134636 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Tetsuya Taguchi, Satoshi Yoshida, Shinya Nakashima, Kosaku YOSHIMURA, Emi Miyata | 2015-09-15 |
| 9116449 | Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge | Satoshi Yoshida, Shinya Nakashima, Tetsuya Taguchi | 2015-08-25 |
| 9104125 | Electrostatic charge image developing toner, electrostatic charge image developing developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Satoshi Inoue, Satoshi Yoshida, Eisuke Iwazaki, Tsuyoshi Murakami | 2015-08-11 |
| 9005863 | Electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Shinpei Takagi, Soichiro Kitagawa, Tomohiro SHINYA | 2015-04-14 |
| 8974610 | High-strength welded steel pipe and method for producing the same | Taishi Fujishiro, Takuya Hara, Yoshio Terada, Hitoshi Asahi | 2015-03-10 |
| 8906588 | Electrostatic charge image developing toner, method of manufacturing electrostatic charge image developing toner, electrostatic charge image developer, toner cartridge, process cartridge, and image forming method | Tomohiro SHINYA, Shinpei Takagi, Soichiro Kitagawa | 2014-12-09 |
| 8685182 | High-strength steel pipe and producing method thereof | Kensuke Nagai, Yasuhiro Shinohara, Takuya Hara, Hitoshi Asahi | 2014-04-01 |
| 8663890 | Electrostatic charge image developing toner and manufacturing method thereof, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Shinpei Takagi, Soichiro Kitagawa, Tomohiro SHINYA | 2014-03-04 |
| 8652722 | Electrostatic charge image developing toner, electrostatic charging image developer, toner cartridge, process cartridge, method of producing electrostatic charge image developing toner, and image forming apparatus | Satoshi Yoshida, Tsuyoshi Murakami, Eisuke Iwazaki | 2014-02-18 |
| 8563205 | Magenta toner, developer, toner cartridge, process cartridge, image forming apparatus, and image forming method | Eisuke Iwazaki, Tsuyoshi Murakami, Satoshi Yoshida, Satoshi Inoue | 2013-10-22 |