Inventor · disambiguated record
Richard C. H. Chang
Also filed as: CHANG RICHARD C · CHANG RICHARD C H
9 granted patents·383 citations·filing 1977–1993
91Inventor score
Top patents by PatentIndex Score
9 records- 0195US4214020AProcesses for coating bundles of hollow fiber membranesMONSANTO CO·Filed 1977·Granted Jul 22, 1980·160 cites·32 claims
- 0278US5351879APaper food container having a bottom section formed with a flangeLIU YUAN SHIN·Filed 1993·Granted Oct 4, 1994·64 cites·2 claims
- 0378US4157960AMethod for enhancing membrane separationMONSANTO CO·Filed 1977·Granted Jun 12, 1979·31 cites·25 claims
- 0477US4119580AMethod for forming agglomerated ion exchange resinDIONEX CORP·Filed 1977·Granted Oct 10, 1978·26 cites·10 claims
- 0561US5397051ACake boxFiled 1993·Granted Mar 14, 1995·36 cites·2 claims
- 0645US5326017APaper container with multiple compartments partitioned by walls in different heightsLIU YUAN SHIN·Filed 1993·Granted Jul 5, 1994·20 cites·2 claims
- 0744US5332148APaper board foldable into a container with multiple compartmentsLIU YUAN HSIN·Filed 1993·Granted Jul 26, 1994·18 cites·6 claims
- 0843US5353984AFoldable paper board for forming a containerLIU YUAN HSIN·Filed 1993·Granted Oct 11, 1994·17 cites·3 claims
- 0936US5323958APaper board foldable into a container with multiple compartmentsLIU YUAN HSIN·Filed 1993·Granted Jun 28, 1994·11 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →