Keisuke SEI

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Patents Grantslast 30 patents

Information Patent Grant
Double-belt press
- Patent number 12,318,972
- Issue date Jun 3, 2025
- SGIC INC.
- Keisuke Sei
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
DOUBLE-BELT PRESS
- Publication number 20240217146
- Publication date Jul 4, 2024
- SGIC INC.
- Keisuke SEI
- B30 - PRESSES
Information Patent Application
PLASTIC LAMINATED STRUCTURE AND METHOD FOR PRODUCING THE SAME
- Publication number 20200130320
- Publication date Apr 30, 2020
- MORITA GIKEN INC.
- Keisuke SEI
- B32 - LAYERED PRODUCTS