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
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →