1
Ota Isao: Electrophoretic display device. Matsushita Electric Industrial, June 6, 1972: US3668106 (412 worldwide citation)

An electorphoretic display and/or recording device in which an electrophoretic suspension layer including a dispersion of at least one electrophoretic material in a finely divided powder form suspended in a suspending medium is interposed between a pair of electrodes. An electric field is imposed ac ...


2
Ota Isao: Electrophoretic image reproduction process. Matsushita Electric Industrial, Wenderoth Lind & Ponack, July 1, 1975: US3892568 (335 worldwide citation)

Electrophoretic image reproduction process is disclosed. In this process, a D.C. voltage is uniformly applied across an electrophoretic suspension layer including a dispersion of at least one electrophoretic material in a finely divided powder form suspended in a suspending medium, whereby said D.C. ...


3
Ota Isao: Electrophoretic display device. Matsushita Electric Industrial, September 4, 1973: US3756693 (328 worldwide citation)

An electrophoretic display device in which an electrophoretic suspension layer including a dispersion of at least one electrophoretic material in a finely divided powder form suspended in a suspending medium is interposed between a pair of electrodes, at least one of which is transparent. A colored ...


4
Ota Isao: Electrophoretic display device of the luminescent type. Matsushita Electric, February 12, 1974: US3792308 (293 worldwide citation)

An electrophoretic display and/or recording device of the luminescent type in which a luminescent electrophoretic suspension layer including a dispersion of at least one electrophoretic material in a finely divided powder form suspended in a suspending medium is interposed between a pair of electrod ...


5
Ota Isao: Electrophoretic light image reproduction process. Matsushita Electric Industrial, October 23, 1973: US3767392 (246 worldwide citation)

Electrophoretic light image reproduction process is disclosed in which a D.C. voltage is applied to a double layer of a photoconductive layer and an electrophoretic suspension layer including a dispersion of at least one electrophoretic material in a finely divided powder form suspended in a suspend ...


6
Ota Isao, Otsuka Tetsuro: Color image reproduction sheet employed in photoelectrophoretic imaging. Matsushita Electric Industrial, Wenderoth Lind & Ponack, March 11, 1975: US3870517 (231 worldwide citation)

A color image reproduction sheet for use in an electrophoretic color image reproducing apparatus. The sheet has a suspension layer having a white colored suspending medium and at least three differently colored photosenstive electrophoretic materials in the form of finely divided powder suspended in ...


7
Ohnishi Joichi, Ota Isao: Method of electrically detecting colloidal memory. Matsushita Electric Industrial, Wenderoth Lind & Ponack, April 23, 1974: US3806893 (52 worldwide citation)

A method of detecting the existance of a colloidal memory state which comprises detecting rectifying characteristics in an electrophoretic suspension layer interposed between a pair of electrodes, said electrophoretic suspension layer consisting of at least one electrophoretic material in a finely d ...


8
Kasai Toshio, Ota Isao, Kaga Takao, Nishimura Tohru, Tanimoto Kenji: Process for producing crystalline ceric oxide particles, abrasive and polishing method. Nissan Chemical, February 4, 1998: EP0822164-A2 (13 worldwide citation)

According to the present invention, a process is provided for producing crystalline ceric oxide particles having a particle diameter of 0.005 to 5 mu m, which comprises the steps of reacting a cerium (III) salt with an alkaline substance in an (OH)/(Ce) molar ratio of 3 to 30 in an aqueous medium in ...


9
Ota Isao Chome, Kumagawa Katsuhiko, Fujita Shingo Chome, Yamazoe Hiroshi, Yoshida Shigeru Chome, Tatsumichi Toshio: Liquid crystal display.. Matsushita Electric, April 12, 1989: EP0311339-A2 (13 worldwide citation)

A liquid crystal display comprises a liquid crystal panel having a liquid crystal layer disposed between electrode layers, polarizers disposed at both sides of the panel, and a solid birefringent (7a, 7b) film having the maximum refractive index direction varying with its depth and disposed at at le ...


10
Wakita Naohide, Uemura Tsuyoshi, Ohnish Hiroyuki, Ohba Noriko, Ota Isao: Method of driving a liquid crystal matrix panel.. Matsushita Electric, March 18, 1987: EP0214857-A2 (9 worldwide citation)

The invention relates to a driving method permitting simple time sharing driving of ferroelectric liquid crystal matrix panel at high scanning frequency and high multiplexing ratio. A predetermined pulse is applied to a scanning electrode when another scanning electrode is selected to reset the pixe ...