Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9207552 | Classifying apparatus, classifying method, toner and method for producing the toner | Natsuko Matsushita, Tetsuya Tanaka | 2015-12-08 |
| 9022307 | Pulverizer | Shigeaki Kakuda | 2015-05-05 |
| 8905340 | Pulverizer and cylindrical adaptor | Kazuo Kuratani | 2014-12-09 |
| 8757387 | Classification device | Masakazu Yashiro, Kazuo Kuratani | 2014-06-24 |
| 8668091 | Air classifier | Eiichi Masushio, Fumitoshi Murakami | 2014-03-11 |
| 8540174 | Method for producing powder and fluidized bed pulverizing apparatus | — | 2013-09-24 |
| 8469297 | Airflow classifier and particulate material preparing apparatus using the airflow classifier | — | 2013-06-25 |
| 8267340 | Airflow pulverization and classification device, and pulverization method | — | 2012-09-18 |
| 8132749 | Electrophotographic toner pulverizing apparatus and electrophotographic toner pulverizing method | Kouji Noge | 2012-03-13 |
| 8096492 | Pulverizing and coarse powder classifying apparatus and fine powder classifying apparatus | Kouji Noge, Kenta Kawasumi | 2012-01-17 |
| 7776503 | Particles and manufacturing method thereof, toner and manufacturing method thereof, and developer, toner container, process cartridge, image forming method and image forming apparatus | Masakazu Nakada | 2010-08-17 |
| 7753296 | Pulverization/classification apparatus for manufacturing powder, and method for manufacturing powder using the pulverization/classification apparatus | Tetsuya Tanaka, Satoru Miyamoto, Shinji Hirata, Mutsumi Takahashi | 2010-07-13 |
| 7661611 | Toner and method for producing the same | Kohji Kubota, Shoji Watanabe, Kohta Wakimoto | 2010-02-16 |
| 7498114 | Toner, process of manufacturing toner, developer, toner container, process cartridge, image forming apparatus, and image forming process | Fumitoshi Murakami, Colin Weaver, David Roberts, Tsutomu Kagawa | 2009-03-03 |
| 7364101 | Pulverizing apparatus and method for pulverizing | Tetsuya Tanaka, Hideyuki Santo | 2008-04-29 |
| 7318990 | Toner, developer, image forming method, image forming apparatus and toner manufacturing method | Masakazu Nakada, Tohru Suganuma, Fumitoshi Murakami | 2008-01-15 |
| 7156331 | Fluidized bed pulverizing and classifying apparatus, and method of pulverizing and classifying solids | Mutsumi Takahashi, Fumitoshi Murakami, Makoto Hirai | 2007-01-02 |
| 7032849 | Fluidized bed pulverizing and classifying apparatus, and method of pulverizing and classifying solids | Mutsumi Takahashi, Fumitoshi Murakami, Makoto Hirai | 2006-04-25 |
| 6503681 | Process for the production of toner for developing electrostatic image | Tomotsugu Miyamoto, Mitsuyoshi Izu, Ryoichi Ito, Yasuaki Iwamoto, Kazuyuki Yazaki | 2003-01-07 |
| 6368765 | Method of producing toner for developing latent electrostatic images | Mitsuyoshi Izu, Tomotsugu Miyamoto, Yasuaki Iwamoto, Ryoichi Ito, Kazuyuki Yazaki | 2002-04-09 |
| 5938045 | Classifying device | Kenichi Uehara, Keiko Watanabe, Satoshi Okano, Kazuyuki Matsui, Eisuke Sugisawa | 1999-08-17 |
| 5358188 | Supersonic jet crusher of collisional type | Nagaki Sato, Toshiyuki Fukase, Hiroyuki Yoshikawa | 1994-10-25 |