Nobuyuki Doi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
2-dimensional code pattern, 2-dimensional code pattern supporting m...
- Patent number 7,712,664
- Issue date May 11, 2010
- Ricoh Company, Ltd.
- Sadao Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Paper identification information management system
- Patent number 7,505,160
- Issue date Mar 17, 2009
- Ricoh Company, Ltd.
- Toshiyuki Furuta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
2-Dimensional code pattern, 2-dimensional code pattern supporting m...
- Patent number 6,959,866
- Issue date Nov 1, 2005
- Ricoh Company, Ltd.
- Sadao Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Imaging method, imaging apparatus, and image information management...
- Patent number 6,935,565
- Issue date Aug 30, 2005
- Ricoh Company, Ltd.
- Shigeaki Nimura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Imaging method, imaging apparatus, and image information management...
- Patent number 6,651,894
- Issue date Nov 25, 2003
- Ricoh Company, Ltd.
- Shigeaki Nimura
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Electronic document management for updating source file based upon...
- Publication number 20060156234
- Publication date Jul 13, 2006
- Sadao Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
2-dimensional code pattern, 2-dimensional code pattern supporting m...
- Publication number 20060049260
- Publication date Mar 9, 2006
- Sadao Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Imaging method, imaging apparatus, and image information management...
- Publication number 20040041030
- Publication date Mar 4, 2004
- Shigeaki Nimura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
2-Dimensional code pattern, 2-dimensional code pattern supporting m...
- Publication number 20040035935
- Publication date Feb 26, 2004
- Sadao Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Paper identification information management system
- Publication number 20040024847
- Publication date Feb 5, 2004
- Toshiyuki Furuta
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Imaging method, imaging apparatus, and image information management...
- Publication number 20020070281
- Publication date Jun 13, 2002
- Shigeaki Nimura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electronic document management for updating source file based upon...
- Publication number 20020065853
- Publication date May 30, 2002
- Sadao Takahashi
- G06 - COMPUTING CALCULATING COUNTING

Nobuyuki Doi

Person

Patents Grantslast 30 patents

2-dimensional code pattern, 2-dimensional code pattern supporting m...

Paper identification information management system

2-Dimensional code pattern, 2-dimensional code pattern supporting m...

Imaging method, imaging apparatus, and image information management...

Imaging method, imaging apparatus, and image information management...

Patents Applicationslast 30 patents

Electronic document management for updating source file based upon...

2-dimensional code pattern, 2-dimensional code pattern supporting m...

Imaging method, imaging apparatus, and image information management...

2-Dimensional code pattern, 2-dimensional code pattern supporting m...

Paper identification information management system

Imaging method, imaging apparatus, and image information management...

Electronic document management for updating source file based upon...