1
Nobumasa Abe, Kiyoharu Momose, Koji Watanabe, Yuichi Nakamura, Tsuneo Handa, Mitsutaka Nishikawa: Thermal jet recording apparatus. Seiko Epson Corporation, Blum Kaplan, April 3, 1990: US04914562 (202 worldwide citation)

A thermal ink jet recording apparatus includes at least a substrate having a gap disposed over an ink reservoir on a base in communication with an ink source. A film circuit of electrodes and heating elements is formed on each substrate. A nozzle plate covering the substrates has a lower step portio ...


2
Yujiro Nomura, Nobumasa Abe, Kaneo Yoda: System for forming color images. Seiko Epson Corporation, Sughrue Mion PLLC, March 16, 2004: US06708011 (193 worldwide citation)

A tandem system for the formation of color images having a plurality of image carriers integrated into a single cartridge and developing devices designed to be detachable from or attachable thereto, thereby improving the integrity of maintenance and cutting back on running costs. At least two image ...


3
Nobumasa Abe, Kiyoharu Momose, Ko J Watanabe, Yuichi Nakamura, Tsuneo Handa, Mitsutaka Nishikawa: Ink jet recording apparatus for ejecting droplets of ink through promotion of capillary action. Seiko Epson Corporation, Stroock & Stroock & Lavan, November 22, 1994: US05367324 (86 worldwide citation)

A thermal ink jet recording apparatus includes at least a substrate having at least a plurality of heating elements disposed in rows in at least two groups. Each group consists of two rows of heating elements, one row arranged on either side of the ink supply portion, each of the groups of the heati ...


4
Teiji Miura, Toshihide Okamura, Nobumasa Abe, Masatoshi Yonekubo, Hidetoshi Yoshitaki, Hideo Yamazaki: Photosensitive printing apparatus. Seiko Epson Corporation, Blum Kaplan, February 23, 1988: US04727380 (29 worldwide citation)

A printing apparatus for use in a printer with a photo-sensitive drum. The printing apparatus includes a spotlight source for generating a light provides essentially a point source. A fiber-optical converter which is optically coupled to the spotlight source converts the light from the spotlight sou ...


5
Nobumasa Abe, Tomoe Aruga, Yujiro Nomura: Tandem-type color image forming apparatus. Seiko Epson Corporation, Sughrue Mion PLLC, September 28, 2004: US06799011 (21 worldwide citation)

To prevent a belt and image forming means from being stained by spilled toner and also reduce the vibration of an exposure means. An image forming apparatus is of a tandem type in which mage forming stations Y, M, C, K for respective colors are arranged along a transfer belt


6
Satoru Hosono, Nobumasa Abe: Ink-jet recording head. Seiko Epson Corporation, Sughrue Mion Zinn Macpeak & Seas, January 10, 1995: US05381171 (20 worldwide citation)

The ink-jet recording head including a piezoelectric vibrator 9 in which layers of a piezoelectric material and an electrode forming material are alternately stacked to form an active region 15 where segment electrodes 20 and common electrodes 21 overlap with each other in the center portion; a fixi ...


7
Teiji Miura, Hideo Yamazaki, Nobumasa Abe, Toshihide Okamura, Hideki Morozumi, Tatsuki Matsuo: Liquid crystal shutter. Seiko Epson Corporation, Blum Kaplan, June 13, 1989: US04838657 (16 worldwide citation)

A liquid crystal light shutter having means for stabilizing molecular orientation of a liquid crystal material is provided. In one embodiment of the invention, isolation electrodes are provided parallel to and between adjacent common electrodes on a substrate. In an alternate embodiment, the effecti ...


8
Shinji Yasukawa, Tomoe Aruga, Nobumasa Abe, Yujiro Nomura, Masanao Kunugi: Developing device and image forming apparatus incorporating the same. Seiko Epson Corporation, Sughrue Mion PLLC, June 14, 2005: US06907215 (14 worldwide citation)

A carrier carries developer. A regulation member disposed at a lower portion of the carrier to control an amount of the developer carried by the carrier. A first container disposed below the carrier to contain the developer therein. A guiding path guides developer dropped by the regulation member fr ...


9
Nobumasa Abe, Kiyoharu Momose, Koji Watanabe, Yuichi Nakamura, Tsuneo Handa, Mitsutaka Nishikawa: Ink jet recording apparatus for ejecting droplets of ink through promotion of capillary action. Seiko Epson Corporation, Blum Kaplan, September 15, 1992: US05148185 (14 worldwide citation)

A thermal ink jet recording apparatus includes a plurality of heating elements which serve as pressure generating members spaced apart from a plurality of nozzles. A reservoir, which stores ink prior to ejection through the nozzles, is formed between a nozzle plate and the pressure generating member ...


10
Nobumasa Abe: Image forming apparatus with transfer belt. Seiko Epson Corporation, Sughrue Mion PLLC, March 28, 2006: US07020415 (14 worldwide citation)

An image forming apparatus containing image forming stations Y, M, C, K for respective colors arranged along a transfer belt, each image forming station including an image carrier, a charging means and a developing means disposed around the image carrier. The apparatus further having a housing body ...