ICOM INCORPORATED
217Patents
164Active
217Granted
55Portfolio score
Filing activity: Jun 30, 1989 → May 24, 2022 · 31 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5999574A | Digital filter system, carrier reproduction circuit using the digital filter system, and demodulation circuit using the carrier reproduction circuit | Electricity | 138 | Expired |
| US5555453A | Radio communication system | Electricity | 119 | Expired |
| US5321829A | Graphical interfaces for monitoring ladder logic programs | Emerging Cross-Sectional Technologies | 91 | Expired |
| US4991076A | Method and apparatus for creating custom displays for monitoring ladder logic programs | Physics | 50 | Expired |
| US5349518A | Method and apparatus for symbolic ladder logic programming with automatic attachment of addresses | Emerging Cross-Sectional Technologies | 30 | Expired |
| USD576157S1 | Microphone | General | 29 | Expired |
| US5392226A | Computer-implemented method and apparatus for monitoring statistical process control data | Physics | 23 | Expired |
| USD602893S1 | Portable communication device | General | 23 | Expired |
| US5127099A | Method and apparatus for securing access to a ladder logic programming and monitoring system | Physics | 23 | Expired |
| USD569853S1 | Microphone | General | 20 | Expired |
| US5267145A | Method and apparatus for program navigation and editing for ladder logic programs by determining which instructions reference a selected data element address | Emerging Cross-Sectional Technologies | 20 | Expired |
| USD576124S1 | Portable communication device | General | 19 | Expired |
| USD607855S1 | Portable communication device | General | 18 | Expired |
| USD577700S1 | Portable communication device | General | 18 | Expired |
| USD842830S1 | Portable communication device | General | 17 | Active |
| US5276811A | Method for emulating programmable logic controller by exchanging information between debug program which emulates I/O devices and ladder logic program | Physics | 17 | Expired |
| USD576126S1 | Portable communication device | General | 17 | Expired |
| USD577699S1 | Portable communication device | General | 17 | Expired |
| USD608747S1 | Portable communication device | General | 16 | Expired |
| USD778251S1 | Portable communication device | General | 16 | Active |
| US8135149B2 | Wireless communication device | Electricity | 16 | Active |
| USD576980S1 | Portable communication device | General | 16 | Expired |
| US5856934A | Digital filter system | Electricity | 16 | Expired |
| USD846521S1 | Portable communication device | General | 16 | Active |
| US5243511A | Method and apparatus for block move re-addressing in ladder logic programs | Physics | 15 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.