HF

Hiroaki Fukumaru

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
HE Hitachi Process Computer Engineering: 2 patents #25 of 101Top 25%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
Overall (All Time): #583,064 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7558483 Optical communication method, optical linking device and optical communication system Hiroshi Arita, Tetsuaki Nakamikawa, Kenichi Kurosawa, Hisao Ogawa 2009-07-07
6782202 Optical communication method, optical linking device and optical communication system Hiroshi Arita, Tetsuaki Nakamikawa, Kenichi Kurosawa, Hisao Ogawa 2004-08-24
6249363 Optical communication method, optical linking device and optical communication system Hiroshi Arita, Tetsuaki Nakamikawa, Kenichi Kurosawa, Hisao Ogawa 2001-06-19
6216236 Processing unit for a computer and a computer system incorporating such a processing unit Takeshi Miyao, Manabu Araoka, Tomoaki Nakamura, Masayuki Tanji, Shigenori Kaneko +6 more 2001-04-10
5901281 Processing unit for a computer and a computer system incorporating such a processing unit Takeshi Miyao, Manabu Araoka, Tomoaki Nakamura, Masayuki Tanji, Shigenori Kaneko +6 more 1999-05-04
5551007 Method for controlling multiple common memories and multiple common memory system Yoshihiro Miyazaki, Yoshiaki Takahashi, Manabu Araoka, Soichi Takaya 1996-08-27
5345566 Method and apparatus for controlling dual bus system Masayuki Tanji, Yoshihiro Miyazaki, Syoji Yamaguchi, Koji Masui, Hisao Ogawa 1994-09-06
5276836 Data processing device with common memory connecting mechanism Siochi Takaya, Yoshihiro Miyazaki, Daniel M. McCarthy 1994-01-04
4967339 Operation control apparatus for a processor having a plurality of arithmetic devices Soichi Takaya, Takayuki Morioka, Tadaaki Bandoh, Shinichiro Yamaguchi, Kenji Hirose 1990-10-30