North China Research Institute of Electro-Optics

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Monolithic self Q-switched laser
- Patent number 5,414,724
- Issue date May 9, 1995
- North China Research Institute of Electro-Optics
- Shouhuan Zhou
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lithium tantalum oxide coated tantalum articles with improved wear...
- Patent number 4,810,584
- Issue date Mar 7, 1989
- North China Research Institute of Electro-Optics
- Liu Yu-Zhong
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Process for providing lithium tantalum oxide coated tantalum articl...
- Patent number 4,678,546
- Issue date Jul 7, 1987
- North China Research Institute of Electro-Optics
- Liu Yu-Zhong
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Microwave apparatus for physiotherapeutic treatment of human and an...
- Patent number 4,621,642
- Issue date Nov 11, 1986
- North China Research Institute of Electro-Optics
- Zu-fan Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE