Inventor · disambiguated record
Ping Chang
Also filed as: CHANG PING · CHANG PING W · CHANG PING WU
11 granted patents·2 pending applications·128 citations·filing 1984–2024
89Inventor score
Top patents by PatentIndex Score
13 records- 0179US12419896B2Compositions and dosage forms for oral deliveryRHODES TECH·Filed 2024·Granted Sep 23, 2025·0 cites·19 claims
- 0278US11786463B2Pharmaceutical compositions for the treatment of ophthalmic conditionsRHODES TECH·Filed 2018·Granted Oct 17, 2023·1 cites·20 claims
- 0377US12396948B2Pharmaceutical compositions for the treatment of ophthalmic conditionsRHODES TECH·Filed 2023·Granted Aug 26, 2025·0 cites·20 claims
- 0476US5139800ABrowning composition and process for browning foodsPFIZER·Filed 1990·Granted Aug 18, 1992·38 cites·67 claims
- 0567US12011430B2Compositions and dosage forms for oral deliveryRHODES TECH·Filed 2019·Granted Jun 18, 2024·0 cites·14 claims
- 0662US4772641AAqueous sulfomethylated melamine gel-forming compositionsPFIZER·Filed 1985·Granted Sep 20, 1988·14 cites·5 claims
- 0756US5258194AProcess for preparing a browning compositionPFIZER·Filed 1992·Granted Nov 2, 1993·27 cites·32 claims
- 0856US4821802AAqueous sulfomethylated melamine gel-forming compositions and methods of usePFIZER·Filed 1988·Granted Apr 18, 1989·14 cites·5 claims
- 0953US6277432B1Reduced calorie plastic fat compositionCULTOR FOOD SCIENCE INC·Filed 1999·Granted Aug 21, 2001·23 cites·16 claims
- 1053US2023233635A1Cannabinoid compositions and dosage forms for intranasal or inhalational deliveryRHODES TECH·Filed 2021·Application pending·0 cites
- 1145US11845759B2Opioid compounds and uses thereofRHODES TECH·Filed 2019·Granted Dec 19, 2023·0 cites·26 claims
- 1237US4708974AEnhanced hydrocarbon recovery by permeability modification with phenolic gelsPFIZER·Filed 1984·Granted Nov 24, 1987·11 cites·9 claims
- 1336US2009118248A13-Alpha-hydroxy 21-n-heteroaryl-pregnane derivatives for modulation of brain excitability and a process for the production thereofEURO CELTIQUE SA·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →