Issued Patents All Time
Showing 226–248 of 248 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4629669 | Method of forming superimposed color images | Hisashi Shoji, Seiichiro Hiratsuka | 1986-12-16 |
| 4624559 | Developing method for electrostatic latent image | Masahiko Itaya, Makoto Tomono | 1986-11-25 |
| 4607933 | Method of developing images and image recording apparatus utilizing such method | Seiichi Hiratsuka | 1986-08-26 |
| 4599285 | Multiplex image reproducing method | Hisashi Shoji, Seiichiro Hiratsuka | 1986-07-08 |
| 4557992 | Developing method | Seiichiro Hiratsuka | 1985-12-10 |
| 4553500 | Apparatus and method for developing electrostatic latent image | Masahiko Itaya, Makoto Tomono | 1985-11-19 |
| 4530597 | Brush cleaning device | Masahiko Itaya | 1985-07-23 |
| 4530595 | Toner cleaning method and apparatus in which voltage is impressed between electrostatic image holder and a film member | Masahiko Itaya, Noriyoshi Tarumi, Makoto Tomono | 1985-07-23 |
| 4525056 | Developing means for electrostatic latent image | Masahiko Itaya, Makoto Tomono | 1985-06-25 |
| 4500616 | Extraction developing method for electrostatic latent images | Masahiko Itaya, Minoru Tanaka | 1985-02-19 |
| 4499169 | Developing method | Masahiko Itaya, Makoto Tomono | 1985-02-12 |
| 4492456 | Device for developing electrostatic latent images | Masahiko Itaya, Minoru Tanaka | 1985-01-08 |
| 4491083 | Means for developing an electrostatic latent image | Masahiko Itaya, Makoto Tomono | 1985-01-01 |
| 4486089 | Magnetic brush developing means | Masahiko Itaya, Yukio Okamoto | 1984-12-04 |
| 4480911 | Developing apparatus and a developing method of an electrostatic image | Masahiko Itaya, Makoto Tomono | 1984-11-06 |
| 4479709 | Cleaning method for electrophotography and means therefor | Kastuhiro Syukuri, Masahiko Itaya | 1984-10-30 |
| 4478870 | Corona image transfer method | Masahiko Itaya | 1984-10-23 |
| 4477174 | Developing device | Makoto Tomono, Masahiko Itaya | 1984-10-16 |
| 4464041 | Developing apparatus | Takashi Ito, Ken Nakamura, Makoto Tomono | 1984-08-07 |
| 4450221 | Encapsulated lyophilic magnetic particle and resin toner | Sadatugu Terada, Makoto Tomono, Syunji Matsuo | 1984-05-22 |
| 4450220 | Method of charging electrostatic developer | Takashi Itoh, Ken Nakamura, Makoto Tomono | 1984-05-22 |
| 4431296 | Developing method and apparatus therefor | Masahiko Itaya, Makoto Tomono | 1984-02-14 |
| 4281055 | Photosensitive element with water soluble interlayer | Hiroyuki Moriguchi, Tadashi Kaneko, Akira Itoh, Takeo Shimura, Masanori Matsumoto +1 more | 1981-07-28 |