HA

Hiroaki Aotsu

HI Hitachi: 42 patents #441 of 28,497Top 2%
HC Hitachi Engineering Co.: 2 patents #103 of 572Top 20%
HS Hitachi Microsoftware Systems: 1 patents #16 of 44Top 40%
Overall (All Time): #71,179 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 25 most recent of 43 patents

Patent #TitleCo-InventorsDate
6643189 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 2003-11-04
6552730 Method and apparatus for bit operational process Koichi Kimura, Toshihiko Ogura, Kiichiro Urabe 2003-04-22
6437790 Apparatus for bit operational process Koichi Kimura, Toshihiko Ogura, Kiichiro Urabe 2002-08-20
6359812 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 2002-03-19
6198665 One chip semiconductor integrated circuit device having two modes of data write operation and bits setting operation Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 2001-03-06
6028795 One chip semiconductor integrated circuit device having two modes of data write operation and bits setting operation Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 2000-02-22
5923591 Memory circuit Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1999-07-13
5838337 Graphic system including a plurality of one chip semiconductor integrated circuit devices for displaying pixel data on a graphic display Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1998-11-17
5781479 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1998-07-14
5767864 One chip semiconductor integrated circuit device for displaying pixel data on a graphic display Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1998-06-16
5719809 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1998-02-17
5617360 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1997-04-01
5615155 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1997-03-25
5592649 RAM control method and apparatus for presetting RAM access modes Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara 1997-01-07
5548744 Memory circuit and method for setting an operation mode Toshihiko Ogura, Koichi Kimura, Hiromichi Enomoto, Tadashi Kyoda 1996-08-20
5523973 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1996-06-04
5499222 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1996-03-12
5493528 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1996-02-20
5477486 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-12-19
5475636 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-12-12
5457602 Desk-top information processing apparatus having a height greater than its front surface width, a first leg with a cut-out for cooling air, and a second leg with non-aligned ends Koichi Kimura, Takashi Maruyama, Nobukazu Kondo, Michikazu Isono, Shoji Matsui +9 more 1995-10-10
5450342 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-09-12
5448519 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-09-05
5424981 Memory device Koichi Kimura, Toshihiko Ogura, Mitsuru Ikegami, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-06-13
5347643 Bus system for coordinating internal and external direct memory access controllers Nobukazu Kondo, Takashi Maruyama, Keiichi Isamu 1994-09-13