Qiurong Ma

Follow

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic device enclosure
- Patent number D958130
- Issue date Jul 19, 2022
- Hand Held Products, Inc.
- David E. Chaney
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Enclosure for an electronic communications device
- Patent number D837192
- Issue date Jan 1, 2019
- Hand Held Products, Inc.
- David E. Chaney
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Electronic device enclosure
- Patent number D733112
- Issue date Jun 30, 2015
- Hand Held Products, Inc.
- David E. Chaney
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Electronic device enclosure
- Patent number D716285
- Issue date Oct 28, 2014
- Hand Held Products, Inc.
- David E. Chaney
- D14 - Recording, communication, or information retrieval equipment