| 5745818 |
Image formation method and image formation apparatus |
Takao Kumasaka, Hisao Okada, Noboru Tokuyasu, Susumu Tateyama |
1998-04-28 |
| 5430528 |
Magnetic brush with bristle height equal to developing gap |
Takao Kumasaka, Shigetaka Fujiwara, Isamu Komatsu, Youji Hirose |
1995-07-04 |
| 5315353 |
Image recording method including determining a gap between a photosensitive medium and a developing roller and apparatus therefor |
Takao Kumasaka, Kunio Satoh, Youji Hirose |
1994-05-24 |
| 5307147 |
Electrophotographic recording apparatus having a plurality of developing devices which can be changed over |
Takao Kumasaka, Kunio Satoh, Tomio Sugaya, Youji Hirose |
1994-04-26 |
| 5291253 |
Corona deterioration and moisture compensation for transfer unit in an electrophotographic apparatus |
Takao Kumasaka, Yasuo Takuma, Masato Yamada, Nobuyoshi Hoshi |
1994-03-01 |
| 5008691 |
Multi-color electrophotograph apparatus |
Takao Kumasaka |
1991-04-16 |
| 4998143 |
Electrophotographic image transfer member, electrophotographic image transfer device and electrophotographic recording apparatus |
Takao Kumasaka, Akira Terakado, Yasuro Hori |
1991-03-05 |
| 4952951 |
Electrophotographic recording apparatus |
Takao Kumasaka, Kiyohiko Tanno |
1990-08-28 |
| 4947200 |
Developing device and multi-color recording apparatus |
Takao Kumasaka, Isamu Komatsu |
1990-08-07 |
| 4783149 |
Time-sharing drive liquid crystal optical switch array and optical printer using this optical switch array |
Takao Umeda, Tetsuya Nagata, Tatsuo Igawa, Yasuro Hori |
1988-11-08 |
| 4746196 |
Multiplexed driving method for an optical switching element employing ferroelectric liquid crystal |
Takao Umeda, Tetsuya Nagata, Tatsuo Igawa, Yasuro Hori |
1988-05-24 |
| 4505546 |
Liquid crystal display device |
Takao Umeda, Tatsuo Igawa, Seikichi Tanno, Ken Sasaki, Takao Miyashita |
1985-03-19 |
| 4362771 |
Liquid crystal display element with gap controlling material and process for production thereof |
Takao Umeda, Tatsuo Igawa, Takao Miyashita, Fumio Nakano |
1982-12-07 |
| 4217514 |
Stator structure for induction motor |
Ryota DOI, Yuji Kumagai, Ikou Fukazawa, Motoo Yamaguchi |
1980-08-12 |