MN

Masahisa Narita

HI Hitachi: 10 patents #4,206 of 28,497Top 15%
HC Hitachi Engineering Co.: 9 patents #6 of 572Top 2%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Kodaira, JP: #166 of 1,073 inventorsTop 20%
Overall (All Time): #470,656 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7142213 Graphics drawing device and method Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Koyo Katsura, Hidehito Takewa +1 more 2006-11-28
6731291 Image processing device and system using the same Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Koyo Katsura, Hidehito Takewa +1 more 2004-05-04
6356269 Image processing device and system using the same Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Koyo Katsura, Hidehito Takewa +1 more 2002-03-12
6092183 Data processor for processing a complex instruction by dividing it into executing units Hidehito Takewa, Shigeru Matsuo, Shinji Fujiwara 2000-07-18
6084599 Graphics drawing device with hidden surface processing Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Koyo Katsura, Hidehito Takewa +1 more 2000-07-04
5956263 Multiplication, division and square root extraction apparatus Hisashi Kaziwara, Takeshi Asai, Shigeki Morinaga, Hiroyuki Kida, Mitsuru Watabe +5 more 1999-09-21
5748202 Image data processor for processing pixel data in block buffer Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Koyo Katsura, Hidehito Takewa +1 more 1998-05-05
5631858 System for obtaining strict solution in accordance with accuracy of approximate solutions Hisashi Kaziwara, Takeshi Asai, Shigeki Morinaga, Hiroyuki Kida, Mitsuru Watabe +5 more 1997-05-20
5293558 Multiplication, division and square root extraction apparatus Hisashi Kaziwara, Takeshi Asai, Shigeki Morinaga, Hiroyuki Kida, Mitsuru Watabe +5 more 1994-03-08
5192943 Cursor display control method and apparatus in a graphic display system Shigeru Matsuo, Tadashi Fukushima, Tooru Komagawa 1993-03-09
4441832 Adaptive high speed serial printer Osamu Tomita 1984-04-10