Inventor · disambiguated record
Cheng-I Chen
Also filed as: CHEN CHENG · CHEN CHENG-I
9 granted patents·8 pending applications·120 citations·filing 1988–2024
87Inventor score
Files withBEIJING VOLCANO ENGINE TECHNOLOGY CO LTD2BETZ PAPERCHEM INC2CHEN CHIN-CHUAN2TZENG FONG IND CORP2BET PAPERCHEM INC1
Top patents by PatentIndex Score
17 records- 0187US4952277AProcess for producing kraft pulp for paper using nonionic surface active agents to improve pulp yieldBET PAPERCHEM INC·Filed 1989·Granted Aug 28, 1990·57 cites·9 claims
- 0271US4906331AMethod of enhancing the cooking of wood chips for pulp productionBETZ PAPERCHEM INC·Filed 1988·Granted Mar 6, 1990·18 cites·3 claims
- 0369US6519792B2Electric reciprocating system for baby carriageFiled 2001·Granted Feb 18, 2003·25 cites·1 claims
- 0455US6342842B2Earthquake alarm deviceFiled 2001·Granted Jan 29, 2002·8 cites·5 claims
- 0555US2025156247A1Data processing method, electronic device and computer-readable storage mediumBEIJING VOLCANO ENGINE TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 0654US2025213145A1Method and computing device for non-invasively estimating blood glucose, device for non-invasively measuring electrocardiogram signal, and non-transitory computer readable storage mediumSINGULAR WINGS MEDICAL CO LTD·Filed 2023·Application pending·0 cites
- 0752US6746879B1Guard filter methodology and automation system to avoid scrap due to reticle errorsTAIWAN SEMICONDUCTOR MFG·Filed 2002·Granted Jun 8, 2004·4 cites·32 claims
- 0852US2025053484A1Data recovery method, medium, and electronic deviceBEIJING VOLCANO ENGINE TECHNOLOGY CO LTD·Filed 2024·Application pending·0 cites
- 0952US2011302789A1Hair TrimmerCHEN CHIN-CHUAN·Filed 2008·Application pending·0 cites
- 1049US9073225B2Hair trimming deviceTZENG FONG IND CORP·Filed 2013·Granted Jul 7, 2015·1 cites·10 claims
- 1149US2024221410A1Picture processing method, apparatus, electronic device, and storage mediumSAMSUNG ELECTRONICS CO LTD·Filed 2023·Application pending·0 cites
- 1247US2008209741A1Blade structure of an electric hair trimmerCHEN CHIN-CHUAN·Filed 2007·Application pending·0 cites
- 1345US2008168658A1Reciprocative electric hair trimmerTZENG FONG IND CORP·Filed 2007·Application pending·0 cites
- 1442US5127993AMethod of enhancing green liquor semi-chemical pulp productionBETZ PAPERCHEM INC·Filed 1990·Granted Jul 7, 1992·7 cites·11 claims
- 1541US11793470B2Method and device for calibrating physiological readings, electronic device using method, and non-transitory storage mediumJIANGYU KANGJIAN INNOVATION MEDICAL TECH CHENGDU CO LTD·Filed 2020·Granted Oct 24, 2023·0 cites·14 claims
- 1639US9785511B2Network device and operating method thereofSYNOLOGY INC·Filed 2014·Granted Oct 10, 2017·0 cites·18 claims
- 1731US2021247638A1Smart film apparatusPOLYTRON TECH INC·Filed 2020·Application pending·0 cites
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