JFE METAL PRODUCTS & ENGINEERING INC.

Follow

Organization

TOKYO, JP

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Process for producing a projection blackboard
- Patent number 9,168,566
- Issue date Oct 27, 2015
- JFE Metal Products & Engineering Inc.
- Kazuhiro Hayashi
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Projection blackboard
- Patent number 8,470,451
- Issue date Jun 25, 2013
- JFE Metal Products & Engineering Inc.
- Kazuhiro Hayashi
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Please log in for detailed analytics

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCING A PROJECTION BLACKBOARD
- Publication number 20130216715
- Publication date Aug 22, 2013
- JFE METAL PRODUCTS & ENGINEERING INC.
- Kazuhiro Hayashi
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Application
PROJECTION BLACKBOARD, AND PRODUCING PROCESS THEREOF
- Publication number 20090155759
- Publication date Jun 18, 2009
- JFE METAL PRODUCTS & ENGINEERING INC.
- Kazuhiro Hayashi
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES