Inventor · disambiguated record
Chung-Hsien Zah
Also filed as: ZAH CHUNG-HSIEN
4 granted patents·108 citations·filing 1991–2010
81Inventor score
Top patents by PatentIndex Score
4 records- 0191US8220221B2System and method for floor covering installationGRAY KEITH N·Filed 2010·Granted Jul 17, 2012·34 cites·17 claims
- 0287US7757457B2System and method for floor covering installationINTERFACE INC·Filed 2008·Granted Jul 20, 2010·22 cites·21 claims
- 0383US8468771B2System and method for floor covering installationGRAY KEITH N·Filed 2009·Granted Jun 25, 2013·11 cites·18 claims
- 0482US5252375APermanent stain resistant treatment for polyamide fibersINTERFACE INC·Filed 1991·Granted Oct 12, 1993·41 cites·38 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →