KK

Koyo Katsura

HI Hitachi: 79 patents #73 of 28,497Top 1%
HC Hitachi Engineering Co.: 27 patents #1 of 572Top 1%
RT Renesas Technology: 10 patents #254 of 3,337Top 8%
HM Hitachi Via Mechanics: 1 patents #43 of 109Top 40%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #17,679 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 51–75 of 91 patents

Patent #TitleCo-InventorsDate
5940087 Graphic processing apparatus and method Yasushi Fukunaga, Ryo Fujita, Kazuyoshi Koga, Takehiko Nishida 1999-08-17
5900917 Image composing and displaying method and apparatus Norifumi Yanai, Ryo Fujita, Yasushi Fukunaga 1999-05-04
5771047 Graphics computer Mamoru Ohba, Mitsuru Watabe, Rika Minami 1998-06-23
5751930 Graphic processing system Shigeru Matsuo, Shigeaki Yoshida, Hiroshi Takeda, Hisashi Kaziwara 1998-05-12
5748202 Image data processor for processing pixel data in block buffer Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Masahisa Narita, Hidehito Takewa +1 more 1998-05-05
5717440 Graphic processing having apparatus for outputting FIFO vacant information Shigeru Matsuo, Jun Sato, Takashi Sone, Yoshikazu Yokota, Masahiko Kikuchi 1998-02-10
5713011 Synchronized data processing system and image processing system Jun Satoh, Kazushige Yamagishi, Keisuke Nakashima, Takashi Miyamoto, Mitsuru Watabe +1 more 1998-01-27
5706034 Graphic processing apparatus and method Yasushi Fukunaga, Ryo Fujita, Kazuyoshi Koga, Takehiko Nishida 1998-01-06
5696540 Display controller Hideo Maejima, Hiroshi Takeda 1997-12-09
5680175 Video signal conversion apparatus having a common frame memory for video signals having different synchronizing signals Norifumi Yanai, Ryo Fujita, Yasushi Fukunaga 1997-10-21
5657045 Graphic pattern processing apparatus Hideo Maejima, Hisashi Kajiwara 1997-08-12
5638095 Graphic pattern processing apparatus having a parallel to serial conversion unit Hideo Maejima, Hisashi Kajiwara 1997-06-10
5631671 Graphic pattern processing apparatus for processing pixels havings a number of bits which may be selected Hideo Maejima, Hisashi Kajiwara 1997-05-20
5631668 Graphic pattern processing apparatus Hideo Maejima, Hisashi Kajiwara 1997-05-20
5610622 Display control device Hiroshi Takeda, Shigeaki Yoshida 1997-03-11
5606338 Display control device Hiroshi Takeda, Shigeaki Yoshida 1997-02-25
5581796 Processing method and graphics processor for skip drawing a figure Kazuyoshi Koga, Ryo Fujita, Yasushi Fukunaga, Hideyuki Hara 1996-12-03
5519449 Image composing and displaying method and apparatus for displaying a composite image of video signals and computer graphics Norifumi Yanai, Ryo Fujita, Yasushi Fukunaga 1996-05-21
5448689 Graphic data processing system Shigeru Matsuo, Jun Sato, Takashi Sone, Masakatu Yokoyama 1995-09-05
5388230 Parallel processor having multi-processing units either connected or bypassed in either series or parallel by the use of bus switching Hiromichi Yamada 1995-02-07
5373469 Differential amplifier with a latching function and a memory apparatus employing same Takashi Akioka, Noboru Akiyama, Yutaka Kobayashi, Tatsuyuki Ohta 1994-12-13
5332995 Graphic pattern processing apparatus Hideo Maejima, Hisashi Kajiwara 1994-07-26
5319750 Graphic processor suitable for graphic data tranfers and conversion processes Shigeru Matsuo, Jun Sato, Takashi Sone, Nasakatu Yokoyama 1994-06-07
5300947 Graphic pattern processing apparatus Hideo Maejima, Hisashi Kajiwara 1994-04-05
5202962 Graphic processor suitable for graphic data transfer and conversion processes Shigeru Matsuo, Jun Sato, Takashi Sone, Masakatu Yokoyama 1993-04-13