She was ingenious at finding ways to work more quickly.
It was ingenious of him to arrange the schedule so precisely.
How many dog-size bathrobes (an ingenious device) are out there? —David Colman, Vogue, April 2001
… spacecraft engineers tried to come up with ways to “unstick” the antenna. Those attempts failed, but by ingenious software and mission-sequencing techniques … the Galileo mission was still able to fulfill nearly all of its scientific requirements and return a rich quantity of scientific data … —Louis Friedman et al., Encyclopedia of the Solar System, 1999
… an ingenious method of checking errors … —W. David Gardner, Datamation, June 1982