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USPTO Patent Rankings Data through Dec 31, 2025
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Steven Tse — 12 Patents

UNUnknown: 8 patents #1,262 of 83,584Top 2%
Hualien City, TW: #8 of 223 inventorsTop 4%
Overall (All Time): #396,045 of 4,157,543Top 10%
12 Patents All Time
Steven Tse has been granted 12 US patents while listed as an inventor at Unknown. The first was granted in 1994 and the most recent in March 2009. Steven Tse ranks #396,045 of 4,157,543 US inventors in our database (top 9.5%). Patent records list Steven Tse in Hualien City, TW.

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
7497337 Apparatus for piercing garbage bags, washing materials released from the pierced garbage bags, and collecting nonrigid, elongate objects and powder 2009-03-03
7416084 Apparatus for piercing garbage bags and collecting nonrigid, elongate objects and powder 2008-08-26
7017752 Apparatus and method of separating small rubbish and organic matters from garbage for collection 2006-03-28
7017753 Apparatus and method of separating heavy materials in garbage from light ones and classifying the heavy garbage for collection 2006-03-28
6994221 Apparatus and method of separating plastic films from garbage for collection 2006-02-07
6962255 Apparatus and method of separating medium-sized materials from garbage for collection 2005-11-08
6955265 Apparatus of piercing garbage bags and classifying garbage 2005-10-18
6193178 Waste disposal apparatus 2001-02-27
5819318 Head covering with adjustable sunshade visor and inside ventilation 1998-10-13
5813162 Portable handsfree fishing rod supporting device Meng Chin Tseng 1998-09-29
5408760 Air pumping and ventilating device for a shoe Kuo-Neng Chien 1995-04-25
5351432 Float with light emitting devices 1994-10-04