HT

Hidehito Takewa

HI Hitachi: 9 patents #4,653 of 28,497Top 20%
HC Hitachi Engineering Co.: 5 patents #21 of 572Top 4%
Overall (All Time): #585,626 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7142213 Graphics drawing device and method Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Masahisa Narita, Koyo Katsura +1 more 2006-11-28
6731291 Image processing device and system using the same Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Masahisa Narita, Koyo Katsura +1 more 2004-05-04
6356269 Image processing device and system using the same Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Masahisa Narita, Koyo Katsura +1 more 2002-03-12
6138248 Common disk unit multi-computer system Masahiko Saito, Kenichi Kurosawa, Yoshihiro Miyazaki, Shigenori Kaneko 2000-10-24
6092183 Data processor for processing a complex instruction by dividing it into executing units Shigeru Matsuo, Shinji Fujiwara, Masahisa Narita 2000-07-18
6084599 Graphics drawing device with hidden surface processing Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Masahisa Narita, Koyo Katsura +1 more 2000-07-04
5748202 Image data processor for processing pixel data in block buffer Yasuhiro Nakatsuka, Keisuke Nakashima, Shigeru Matsuo, Masahisa Narita, Koyo Katsura +1 more 1998-05-05
5623435 Arithmetic unit capable of performing concurrent operations for high speed operation Hiromichi Yamada, Takashi Hotta, Kotaro Shimamura 1997-04-22
5408426 Arithmetic unit capable of performing concurrent operations for high speed operation Hiromichi Yamada, Takashi Hotta, Kotaro Shimamura 1995-04-18