Tomonori Kumagai

Follow

Person

Sapporo-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Display method and display system
- Patent number 11,968,480
- Issue date Apr 23, 2024
- Seiko Epson Corporation
- Tomonori Kumagai
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
DISPLAY METHOD AND DISPLAY SYSTEM
- Publication number 20220311980
- Publication date Sep 29, 2022
- SEIKO EPSON CORPORATION
- Tomonori KUMAGAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Encryption/decryption device, communication controller, and electro...
- Publication number 20070180270
- Publication date Aug 2, 2007
- SEIKO EPSON CORPORATION
- Tomonori Kumagai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Encryption/decryption device, communication controller, and electro...
- Publication number 20060188098
- Publication date Aug 24, 2006
- SEIKO EPSON CORPORATION
- Tomonori Kumagai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE