1
Makoto Takeda, Kunihiko Yamamoto, Nobuaki Matsuhashi, Naofumi Kimura, Hiroshi Hamada, Hiroshi Take: Liquid crystal display driving with switching transistors. Sharp Kabushiki Kaisha, Birch Stewart Kolasch and Birch, March 17, 1987: US04651148 (95 worldwide citation)

A matrix liquid crystal display device provided with switching transistors, made of amorphous silicon thin-film for example, which are connected to each display picture element. The switching transistors are scanned with a scan pulse having width H which is set at a value greater than that is expres ...


2
Hiroshi Hamada, Kiyoshi Nakazawa, Hiroshi Take, Naofumi Kimura, Fumiaki Funada: Lighting apparatus. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, November 10, 1987: US04706173 (52 worldwide citation)

A lighting apparatus including a tubular light source and a member having a plurality of reflective surfaces which are angularly set such that light from the light source is reflected in a predetermined direction of a viewing angle by each of the reflective surfaces. A ratio of an apparent width of ...


3
Toshifumi Mitsumune, Hiroshi Take, Kiyoshi Nakazawa: Liquid crystal display device. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, June 5, 1990: US04930874 (44 worldwide citation)

A liquid crystal display device utilizing an insulating substrate, a plurality of transparent electrodes disposed on the insulating substrate in a matrix fashion to form a plurality of pixels, and at least two thin film transistors disposed in the vicinity of each of the transparent electrodes on th ...


4
Makoto Takeda, Kunihiko Yamamoto, Nobuaki Matsuhashi, Hiroshi Take: Circuit for driving a matrix display device with a plurality of isolated driving blocks. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, January 17, 1989: US04799057 (31 worldwide citation)

A driving circuit for a matrix liquid crystal display device with switching transistors added to respective picture elements is divided into a plurality of blocks each of which selectively drives the switching transistors. The driving circuit is equipped with control means for actuating the blocks o ...


5
Nobuaki Matsuhashi, Makoto Takeda, Kunihiko Yamamoto, Hiroshi Take: Method of driving a liquid crystal matrix display panel. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, July 4, 1989: US04845473 (26 worldwide citation)

A method of driving a matrix-type liquid crystal display panel comprising the step of dividing each scan pulse delivered to a plurality of row electrodes connected to the liquid crystal panel into plural scan periods; supplying video signal data via real-time operation during the initial divided per ...


6
Takafumi Kawaguchi, Shiro Takeda, Hiroshi Take, Junji Kawanishi: Column electrode driving circuit for a display apparatus. Sharp Kabushiki Kaisha, February 11, 1997: US05602561 (25 worldwide citation)

The column electrode driving circuit is suitable for driving a display apparatus which has a delta arrangement display unit. The video signals for two rows in the display unit are sampled simultaneously by two sample-hold circuits with sampling timings which differ mutually by one-half of the sampli ...


7
Makoto Takeda, Hiroshi Take: Display apparatus with variable scan line selection. Sharp Kabushiki Kaisha, June 29, 1993: US05223824 (23 worldwide citation)

In a display apparatus such as a liquid crystal display or the like, which adds a switching element for each of the display picture elements arranged in a matrix shape so as to effect the active matrix driving operation, a drive system exits which is capable of varying the number of the scanning lin ...


8
Makoto Takeda, Kunihiko Yamamoto, Nobuaki Matsuhashi, Hiroshi Take: Drive circuit for color liquid crystal display device. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, April 25, 1989: US04825203 (21 worldwide citation)

A color liquid crystal display device which comprises picture element electrodes arranged in a matrix that is made up of the intersecting points of row electrodes and column electrodes, a 1st circuit board with switching elements that are connected to these picture element electrodes, a 2nd circuit ...


9
Kunihiko Yamamoto, Yutaka Ishii, Hiroshi Take: Liquid crystal matrix device having separate driving circuits with diverse driving voltages. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, January 31, 1989: US04801933 (19 worldwide citation)

A multiplex-driven liquid crystal X-Y matrix display in which the electrodes are divided into several blocks and a driving voltage is independently applied to each of the blocks. Each driving voltage has a magnitude that is different from the remaining drive voltages. The display panel is free from ...


10
Hiroshi Take, Katubumi Koyanagi, Hisashi Uede: Additional electrode of electrochromic display and refreshing method for the same. Sharp Kabushiki Kaisha, Birch Stewart Kolasch & Birch, October 21, 1980: US04229080 (18 worldwide citation)

An additional electrode is provided for developing a secondary electrochromic phenomenon on a counter electrode apart from the major electrochromic phenomenon which is developed between one or more display electrodes and the counter electrode. Current flows from an additional electrode to the counte ...