Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 9337898 | Digital intercom network over DC-powered microphone cable | David Albiston, Nigel Gordon | 2016-05-10 | |
| 8311085 | Digital intercom network over DC-powered microphone cable | David Albiston, Nigel Gordon | 2012-11-13 | |
| 8066002 | Manifold for use in medicament dispenser | Richard Ian Walker | 2011-11-29 | |
| 6055306 | Suppression of call answer supervision in a telephone network by an intelligent peripheral | Zygmunt A. Lozinski, Andrew Ritchie | 2000-04-25 | $26,364,000 |