Inventor · disambiguated record
Lung-Tsai Chang
Also filed as: CHANG LUNG-TSAI
15 granted patents·2 pending applications·180 citations·filing 1998–2004
93Inventor score
Top patents by PatentIndex Score
17 records- 0190US7029251B2Backpressure mechanism of scroll type compressorRECHI PREC CO LTD·Filed 2004·Granted Apr 18, 2006·44 cites·3 claims
- 0274US6390792B1Venting passage for isolation block of scroll compressor and check valve for the sameRECHI PREC CO LTD·Filed 2001·Granted May 21, 2002·15 cites·5 claims
- 0372US6241495B1Modified positioning mechanism for stationary scroll of scroll compressorRECHI PREC CO LTD·Filed 1999·Granted Jun 5, 2001·24 cites·1 claims
- 0468US6537044B2Scroll compressor sealing unit structureFiled 2001·Granted Mar 25, 2003·16 cites·5 claims
- 0564US6814554B1Vortex compressorRECHI PREC CO LTD·Filed 2003·Granted Nov 9, 2004·9 cites·1 claims
- 0664US6413060B1Oil passage for scroll compressorRECHI PREC CO LTD·Filed 2001·Granted Jul 2, 2002·9 cites·1 claims
- 0759US6739847B1Structure of check valve with silencing coverRECHI PREC CO LTD·Filed 2002·Granted May 25, 2004·8 cites·6 claims
- 0856US6059549AHigh-low pressure chamber sealing arrangement of a volute compressorRECHI PRECISION CO LTD·Filed 1998·Granted May 9, 2000·15 cites·3 claims
- 0952US6672852B1Lubricant filling device for scroll compressorRECHI PREC CO LTD·Filed 2003·Granted Jan 6, 2004·5 cites·2 claims
- 1052US6039549AVolute compressorRECHI PRECISION CO LTD·Filed 1998·Granted Mar 21, 2000·12 cites·5 claims
- 1147US6257852B1Balancing structure of axial submission device for scroll compressorRECHI PREC CO LTD·Filed 1999·Granted Jul 10, 2001·9 cites·1 claims
- 1246US6796779B1Scroll compressor ring having a lubricant gapRECHI PREC CO LTD·Filed 2003·Granted Sep 28, 2004·2 cites·2 claims
- 1345US6848893B2Compressor check valveRECHI PREC CO LTD·Filed 2003·Granted Feb 1, 2005·2 cites·5 claims
- 1440US6193489B1Shaft assembly mechanism for scroll compressorRECHI PREC CO LTD·Filed 1999·Granted Feb 27, 2001·8 cites·1 claims
- 1537US6565338B1Compressor fixed turbine assembly structureRECHI PREC CO LTD·Filed 2001·Granted May 20, 2003·2 cites·1 claims
- 1637US2006140807A1Scroll-type compressor assembly meansRECHI PREC CO LTD·Filed 2004·Application pending·0 cites
- 1732US2005019194A1Scroll compressor pumping structureRECHI PREC CO LTD·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →