Kwok Jiang SAK

Follow

Person

SINGAPORE, SG

People

Patents Grantslast 30 patents

Information Patent Grant
Respiratory device with unidirectional valve for attaching active v...
- Patent number 10,525,292
- Issue date Jan 7, 2020
- INNOSPARKS PTE LTD
- Ee Ho Tang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Unidirectional valve for face mask
- Patent number D811580
- Issue date Feb 27, 2018
- INNOSPARKS PTE LTD
- Ee Ho Tang
- D24 - Medical and laboratory equipment
Information Patent Grant
Child active venting system for disposable respirator
- Patent number D760380
- Issue date Jun 28, 2016
- INNOSPARKS PTE LTD
- Ee Ho Tang
- D24 - Medical and laboratory equipment

Patents Applicationslast 30 patents

Information Patent Application
RESPIRATORY DEVICE WITH UNIDIRECTIONAL VALVE FOR ATTACHING ACTIVE V...
- Publication number 20170120084
- Publication date May 4, 2017
- INNOSPARKS PTE LTD
- Ee Ho TANG
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Application
ACTIVE VENTING SYSTEM AND DEVICES INCORPORATING ACTIVE VENTING SYSTEM
- Publication number 20160310769
- Publication date Oct 27, 2016
- INNOSPARKS PTE LTD
- Ee Ho TANG
- A62 - LIFE-SAVING FIRE-FIGHTING