Assignee
CHEN CHENG HO
TW·8 granted patents·9 pending applications·8 citations·filing 2006–2023
Top patents by PatentIndex Score
17 records- 0172US8894533B2Multi-ratio transmission system with parallel vertical and coaxial planet gearsCHEN CHENG HO·Filed 2013·Granted Nov 25, 2014·4 cites·23 claims
- 0257US12257752B2Multi-mold block drive device and injection molding machine having the multi-mold block drive deviceCHEN CHENG HO·Filed 2023·Granted Mar 25, 2025·0 cites·4 claims
- 0355US12390965B2Multi-mold block drive device and injection molding machine having the multi-mold block drive deviceCHEN CHENG HO·Filed 2023·Granted Aug 19, 2025·0 cites·6 claims
- 0453US2023405897A1Material reflow preventing device and a molding apparatus with the sameCHEN CHENG HO·Filed 2023·Application pending·0 cites
- 0553US2023405880A1Optical precision mold machining device, a molding apparatus with molds, and a machining method for using the mold machining deviceCHEN CHENG HO·Filed 2023·Application pending·0 cites
- 0652US8911323B2Multi-ratio transmission system with parallel vertical and coaxial planet gearsCHEN CHENG HO·Filed 2013·Granted Dec 16, 2014·1 cites·32 claims
- 0752US2008148490A1Compact tool setCHEN CHENG-HO·Filed 2006·Application pending·0 cites
- 0850US8926470B2Multi-ratio transmission system with parallel vertical and coaxial planet gearsCHEN CHENG HO·Filed 2013·Granted Jan 6, 2015·2 cites·31 claims
- 0949US2022126539A1Optical lens molding deviceCHEN CHENG HO·Filed 2021·Application pending·0 cites
- 1047US2022126361A1Melt-molding metallurgical methodCHEN CHENG HO·Filed 2021·Application pending·0 cites
- 1146US9080657B2Multi-ratio transmission system with parallel vertical and coaxial planet gearsCHEN CHENG HO·Filed 2013·Granted Jul 14, 2015·1 cites·22 claims
- 1244US2022126491A1Method for manufacturing an optical lensCHEN CHENG HO·Filed 2021·Application pending·0 cites
- 1343US2022126538A1Injection molding methodCHEN CHENG HO·Filed 2021·Application pending·0 cites
- 1439US2015102580A1Two-wheel vehicle structureCHEN CHENG HO·Filed 2014·Application pending·0 cites
- 1539US2015102578A1Two-wheel vehicle structureCHEN CHENG HO·Filed 2014·Application pending·0 cites
- 1638US9109678B2Multi-ratio transmission system with parallel vertical and coaxial planet gearsCHEN CHENG HO·Filed 2013·Granted Aug 18, 2015·0 cites·31 claims
- 1738US9073603B2Multi-ratio transmission system with parallel vertical and coaxial planet gearsCHEN CHENG HO·Filed 2013·Granted Jul 7, 2015·0 cites·26 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →