Cheng-Ho Chen
17Patents
14Active
17Granted
60Portfolio score
Filing activity: Jun 3, 1994 → Sep 30, 2024
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD358516S | Toilet paper roll container | General | 22 | Expired |
| US5454500A | Toilet-paper holder | Emerging Cross-Sectional Technologies | 15 | Expired |
| US8894533B2 | Multi-ratio transmission system with parallel vertical and coaxial planet gears | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US5804106A | Manufacturing method for UV-screening photochromism eye glasses | Chemistry; Metallurgy | 2 | Expired |
| US9080657B2 | Multi-ratio transmission system with parallel vertical and coaxial planet gears | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8926470B2 | Multi-ratio transmission system with parallel vertical and coaxial planet gears | Performing Operations; Transporting | 1 | Active |
| US10775577B2 | Cable assembly having a connector capable of emitting optical signals and a visible light | Electricity | 1 | Active |
| US10310189B2 | Adaptor for connecting with a cable assembly for cable management and an integrated cable assembly using the same | Physics | 1 | Active |
| US9260159B2 | Two-wheel vehicle structure | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12098396B2 | Polymerase variants for template-independent enzymatic nucleic acids synthesis and kit comprising the same | Chemistry; Metallurgy | 0 | Active |
| US12065697B2 | B-family DNA polymerase variant and kit comprising the same | Chemistry; Metallurgy | 0 | Active |
| US12359246B2 | Method, kit and system for end labeling of nucleic acids | Chemistry; Metallurgy | 0 | Active |
| US10775565B2 | Adaptor for connecting with a cable assembly for cable management and an integrated cable assembly using the same | Physics | 0 | Active |
| US9073603B2 | Multi-ratio transmission system with parallel vertical and coaxial planet gears | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12257752B2 | Multi-mold block drive device and injection molding machine having the multi-mold block drive device | Performing Operations; Transporting | 0 | Active |
| US12390965B2 | Multi-mold block drive device and injection molding machine having the multi-mold block drive device | Performing Operations; Transporting | 0 | Active |
| US9109678B2 | Multi-ratio transmission system with parallel vertical and coaxial planet gears | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.