Yunzhong Yu

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pneumatic tool air motor with integrated air pressure indicator
- Patent number 12,042,919
- Issue date Jul 23, 2024
- Ingersoll-Rand Industrial U.S., Inc.
- Huajun Tao
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Pneumatic impact with light
- Patent number 11,806,848
- Issue date Nov 7, 2023
- Ingersoll-Rand Industrial, Inc.
- Warren A. Seith
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
PNEUMATIC TOOL AIR MOTOR WITH INTEGRATED AIR PRESSURE INDICATOR
- Publication number 20220193881
- Publication date Jun 23, 2022
- Ingersoll-Rand Industrial U.S., Inc.
- Huajun Tao
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
PNEUMATIC IMPACT WITH LIGHT
- Publication number 20210078148
- Publication date Mar 18, 2021
- Ingersoll-Rand Company
- Warren A. Seith
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER