Emmanuel would serve 10 years for conspiracy and 20 years for robbery, while Thomas would also serve 10 years for conspiracy and all to run concurrently.
They pleaded not guilty.
Chief Superintendent of Police Duuti Tuaruka told the court presided over by Mr Francis Obiri that there are three complainants in the case and two are drivers and one a hairdresser.
He said on November 25, last year at about 12 midnight, one Mutala, who is serving a prison jail term and the two convicts hired one of the complainant?s taxi at Lapez to take them to Abelenkpe.
He said on reaching a section of the road near a restaurant, Mutala and the two convicts attacked him with a kitchen knife and collected his techno mobile phone and cash of GH? 150 and took to their heels.
The prosecution said the complainant reported the case to the police/military patrol team at Abelenkpe, who arrived at the scene after the incident.
He said the police took the complainant into their car in search for the Mutala and the two convicts and in the process; they came across them in a taxi heading towards Achimota old overhead.
Chief Superintendent Tuaruka said Mutala and the two convicts on seeing the patrol team came out of the car and took to their heels but the police arrested Mutala, whilst the two convicts escaped.
?Six mobile phones, a kitchen knife and a perfume spray were found on him which the complainant identified,? he added.
The prosecution said during investigations other complainants identified the other items to be theirs and stated that Mutala and the two convicts attacked them separately.
He said Mutala admitted the offence in his caution statement and mentioned the two convicts as his accomplices.
On February 2, this year, the two convicts were arrested from their hideouts, Emmanuel admitted the offence in his caution statement but Thomas denied his involvement in the case.