MI

Mitsuru Ikegami

HI Hitachi: 23 patents #1,433 of 28,497Top 6%
Overall (All Time): #186,680 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6643189 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 2003-11-04
6359812 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, 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, Hiroaki Aotsu, 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, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 2000-02-22
5923591 Memory circuit Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, 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, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1998-11-17
5781479 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, 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, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1998-06-16
5719809 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1998-02-17
5617360 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1997-04-01
5615155 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1997-03-25
5592649 RAM control method and apparatus for presetting RAM access modes Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara 1997-01-07
5523973 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1996-06-04
5499222 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1996-03-12
5493528 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1996-02-20
5477486 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-12-19
5475636 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-12-12
5450342 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-09-12
5448519 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-09-05
5424981 Memory device Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1995-06-13
5175838 Memory circuit formed on integrated circuit device and having programmable function Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara 1992-12-29
RE33922 Memory circuit for graphic images Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kuwabara, Hiromichi Enomoto +1 more 1992-05-12
4868781 Memory circuit for graphic images Koichi Kimura, Toshihiko Ogura, Hiroaki Aotsu, Tadashi Kawabara 1989-09-19