Hiroaki Fukumaru

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical communication method, optical linking device and optical co...
- Patent number 7,558,483
- Issue date Jul 7, 2009
- Hitachi, Ltd.
- Hiroshi Arita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical communication method, optical linking device and optical co...
- Patent number 6,782,202
- Issue date Aug 24, 2004
- Hitachi, Ltd.
- Hiroshi Arita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical communication method, optical linking device and optical co...
- Patent number 6,249,363
- Issue date Jun 19, 2001
- Hitachi, Ltd.
- Hiroshi Arita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Processing unit for a computer and a computer system incorporating...
- Patent number 6,216,236
- Issue date Apr 10, 2001
- Tokyo, Japan
- Takeshi Miyao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Processing unit for a computer and a computer system incorporating...
- Patent number 5,901,281
- Issue date May 4, 1999
- Hitachi, Ltd.
- Takeshi Miyao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for controlling multiple common memories and multiple common...
- Patent number 5,551,007
- Issue date Aug 27, 1996
- Hitachi, Ltd.
- Yoshihiro Miyazaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and apparatus for controlling dual bus system
- Patent number 5,345,566
- Issue date Sep 6, 1994
- Hitachi, Ltd.
- Masayuki Tanji
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processing device with common memory connecting mechanism
- Patent number 5,276,836
- Issue date Jan 4, 1994
- Hitachi, Ltd.
- Hiroaki Fukumaru
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Operation control apparatus for a processor having a plurality of a...
- Patent number 4,967,339
- Issue date Oct 30, 1990
- Hitachi, Ltd.
- Hiroaki Fukumaru
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Optical communication method, optical linking device and optical co...
- Publication number 20040268011
- Publication date Dec 30, 2004
- Hiroshi Arita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical communication method, optical linking device and optical co...
- Publication number 20010028487
- Publication date Oct 11, 2001
- Hitachi, Ltd
- Hiroshi Arita
- G06 - COMPUTING CALCULATING COUNTING

Hiroaki Fukumaru

Person

Patents Grantslast 30 patents

Optical communication method, optical linking device and optical co...

Optical communication method, optical linking device and optical co...

Optical communication method, optical linking device and optical co...

Processing unit for a computer and a computer system incorporating...

Processing unit for a computer and a computer system incorporating...

Method for controlling multiple common memories and multiple common...

Method and apparatus for controlling dual bus system

Data processing device with common memory connecting mechanism

Operation control apparatus for a processor having a plurality of a...

Patents Applicationslast 30 patents

Optical communication method, optical linking device and optical co...

Optical communication method, optical linking device and optical co...