Inventor · disambiguated record
Lien-Fu Cheng
Also filed as: CHENG LIEN WIEN · CHENG LIEN-FU
5 granted patents·1 pending application·11 citations·filing 2000–2014
70Inventor score
Top patents by PatentIndex Score
6 records- 0169US7883215B2Projector and projector circuit board thereofCORETRONIC CORP·Filed 2008·Granted Feb 8, 2011·4 cites·12 claims
- 0248US8174304B2Key module having light-indicating functionality and a method for controlling the sameCHENG LIEN-FU·Filed 2007·Granted May 8, 2012·5 cites·2 claims
- 0348US8176548B2Protection system for display apparatus and method thereofWU CHAO-WANG·Filed 2007·Granted May 8, 2012·2 cites·6 claims
- 0441US10379675B2Interactive projection apparatus and touch position determining method thereofLEE CHENG SHEN·Filed 2014·Granted Aug 13, 2019·0 cites·13 claims
- 0540US2002139020A1Dynamic artificial landscape generatorFiled 2000·Application pending·0 cites
- 0635US9135222B2Method of viewing document file and projecting the document file by projection apparatusCHENG LIEN-FU·Filed 2012·Granted Sep 15, 2015·0 cites·13 claims
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