ELM
24Patents
16Active
24Granted
60Portfolio score
Filing activity: Sep 21, 1984 → Sep 11, 2024 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4608577A | Ink-belt bubble propulsion printer | Performing Operations; Transporting | 682 | Expired |
| US5478077A | Object collision point detecting apparatus | Human Necessities | 29 | Expired |
| US4630075A | Cassette-type printing head | Performing Operations; Transporting | 18 | Expired |
| US10939623B2 | Completely automated multi-shelf seedling growing system | Emerging Cross-Sectional Technologies | 13 | Active |
| US6564503B1 | Apparatus for trapping and killing insects | Human Necessities | 12 | Expired |
| US8327580B2 | Germination/growing apparatus and plant cultivation device | Emerging Cross-Sectional Technologies | 9 | Active |
| US6869344B2 | Apparatus for polishing optical disk | Performing Operations; Transporting | 8 | Expired |
| US4679058A | Cassette-type printing head with perforated film member | Performing Operations; Transporting | 8 | Expired |
| US7625263B2 | Optical disk restoration apparatus | Emerging Cross-Sectional Technologies | 7 | Expired |
| US8045440B2 | Optical disk cleaning device | Physics | 5 | Active |
| US5172536A | Continuous packing apparatus | Performing Operations; Transporting | 4 | Expired |
| US8342905B2 | Optical disk restoration method and apparatus | Physics | 3 | Active |
| US8618743B2 | High stability dimmer | Emerging Cross-Sectional Technologies | 1 | Active |
| US9220144B2 | High-stability dimmer | Emerging Cross-Sectional Technologies | 1 | Active |
| US12411856B2 | Method and apparatus for identifying similar data elements using string matching | Physics | 0 | Active |
| US11861853B1 | System and method of vehicle speed estimation using moving camera and time series neural network | Physics | 0 | Active |
| US12130790B1 | Method for accelerated long document search using Hilbert curve mapping | Physics | 0 | Active |
| US12431139B1 | System and method for enhanced customer service through automated real-time FAQ generation from call center interactions | Electricity | 0 | Active |
| US11928847B2 | Method and apparatus of authenticating documents having embedded landmarks | Physics | 0 | Active |
| US9488342B2 | Underwater lighting device and underwater electronic device | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US7857951B2 | Water purification apparatus | Chemistry; Metallurgy | 0 | Active |
| US11829732B2 | Simple object application protocol web service applications | Physics | 0 | Active |
| US12149635B2 | Method and apparatus of digital identity claims verification using NFC-enabled and HCE-enabled smart devices | Electricity | 0 | Active |
| US12243258B1 | Gaze target detection method and system | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.