Masahisa Narita

Person

Hitachi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Graphics drawing device and method
- Patent number 7,142,213
- Issue date Nov 28, 2006
- Hitachi, Ltd.
- Yasuhiro Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processing device and system using the same
- Patent number 6,731,291
- Issue date May 4, 2004
- Hitachi, Ltd.
- Yasuhiro Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processing device and system using the same
- Patent number 6,356,269
- Issue date Mar 12, 2002
- Hitachi, Ltd.
- Yasuhiro Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data processor for processing a complex instruction by dividing it...
- Patent number 6,092,183
- Issue date Jul 18, 2000
- Hitachi, Ltd.
- Hidehito Takewa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Graphics drawing device with hidden surface processing
- Patent number 6,084,599
- Issue date Jul 4, 2000
- Hitachi, Ltd.
- Yasuhiro Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multiplication, division and square root extraction apparatus
- Patent number 5,956,263
- Issue date Sep 21, 1999
- Hitachi, Ltd.
- Masahisa Narita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image data processor for processing pixel data in block buffer
- Patent number 5,748,202
- Issue date May 5, 1998
- Hitachi, Ltd.
- Yasuhiro Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for obtaining strict solution in accordance with accuracy of...
- Patent number 5,631,858
- Issue date May 20, 1997
- Hitachi, Ltd.
- Masahisa Narita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multiplication, division and square root extraction apparatus
- Patent number 5,293,558
- Issue date Mar 8, 1994
- Hitachi, Ltd.
- Masahisa Narita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cursor display control method and apparatus in a graphic display sy...
- Patent number 5,192,943
- Issue date Mar 9, 1993
- Hitachi, Ltd.
- Shigeru Matsuo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Image processing device and system using the same
- Publication number 20040189649
- Publication date Sep 30, 2004
- Yasuhiro Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image processing device and system using the same
- Publication number 20020070942
- Publication date Jun 13, 2002
- Yasuhiro Nakatsuka
- G06 - COMPUTING CALCULATING COUNTING

Masahisa Narita

Person

Patents Grantslast 30 patents

Graphics drawing device and method

Image processing device and system using the same

Image processing device and system using the same

Data processor for processing a complex instruction by dividing it...

Graphics drawing device with hidden surface processing

Multiplication, division and square root extraction apparatus

Image data processor for processing pixel data in block buffer

System for obtaining strict solution in accordance with accuracy of...

Multiplication, division and square root extraction apparatus

Cursor display control method and apparatus in a graphic display sy...

Patents Applicationslast 30 patents

Image processing device and system using the same

Image processing device and system using the same