Jennelyn Requinto

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Patents Grantslast 30 patents

Information Patent Grant
Systems and apparatuses for avoiding ribbon wrinkle
- Patent number 11,772,398
- Issue date Oct 3, 2023
- Hand Held Products, Inc.
- Hao Zheng
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
DETACHABLE MEDIA DOOR
- Publication number 20250100309
- Publication date Mar 27, 2025
- Hand Held Products, Inc.
- Florante Sumalinog Go
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
SYSTEMS AND APPARATUSES FOR AVOIDING RIBBON WRINKLE
- Publication number 20220274431
- Publication date Sep 1, 2022
- Hand Held Products, Inc.
- Hao Zheng
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS