Tetsuaki OTSUKI

Follow

Person

Matsumoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of driving electrophoretic display device capable of display...
- Patent number 8,878,880
- Issue date Nov 4, 2014
- Seiko Epson Corporation
- Tetsuaki Otsuki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
File search system, file search device and file search method
- Patent number 8,301,637
- Issue date Oct 30, 2012
- Seiko Epson Corporation
- Tetsuaki Otsuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Search device and recording medium
- Patent number 7,840,583
- Issue date Nov 23, 2010
- Seiko Epson Corporation
- Tetsuaki Otsuki
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF DRIVING ELECTROPHORETIC DISPLAY DEVICE, ELECTROPHORETIC D...
- Publication number 20110249041
- Publication date Oct 13, 2011
- SEIKO EPSON CORPORATION
- Tetsuaki Otsuki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
FILE SEARCH SYSTEM, FILE SEARCH DEVICE AND FILE SEARCH METHOD
- Publication number 20090030898
- Publication date Jan 29, 2009
- SEIKO EPSON CORPORATION
- Tetsuaki OTSUKI
- G06 - COMPUTING CALCULATING COUNTING