Bothell, Washington
United States
8
2020-08-20
The entities that hold a legal rights for patent applications filed by inventor Chen Yongjun:
Yongjun Chen from Bothell, US has applied for patents for these inventions. The list has both pending applications and granted patents:
GRANULAR FILTRATION MEDIA MIXTURE AND USES IN WATER PURIFICATION
#2 | 2017-08-24POLYMERIC HYBRID PARTICLE CONTAINING NANO PARTICLES AND USES
#3 | 2017-08-24Granular filtration media mixture and uses in water purification
#4 | 2016-02-18Use of a dual polymer system for enhanced water recovery and improved separation of suspended solids and other substances from an aqueous media
#5 | 2014-06-12USE OF A DUAL POLYMER SYSTEM FOR ENHANCED WATER RECOVERY AND IMPROVED SEPARATION OF SUSPENDED SOLIDS AND OTHER SUBSTANCES FROM AN AQUEOUS MEDIA
#6 | 2014-05-01USE OF A DUAL POLYMER SYSTEM FOR ENHANCED WATER RECOVERY AND IMPROVED SEPARATION OF SUSPENDED SOLIDS AND OTHER SUBSTANCES FROM AN AQUEOUS MEDIA
#7 | 2012-02-09Biocidal particles of methylated polystyrene
#8 | 2010-02-04BIOCIDAL PARTICLES OF METHYLATED POLYSTYRENE
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