DB

Duncan Billson

TW The University Of Warwick: 3 patents #12 of 134Top 9%
Overall (All Time): #564,288 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
10785575 Electrostatic transducer Brian Atkins, Kevin Walsh 2020-09-22
10349183 Electrostatic transducer Brian Atkins, Kevin Walsh 2019-07-09
9692372 Amplifier for electrostatic transducers Brian Atkins, David Hoare 2017-06-27
9503821 Electrostatic transducer Brian Atkins, David Hoare 2016-11-22
8416973 Electrostatic loudspeakers Andrew Peter Medley 2013-04-09
RE40860 Electrostatic audio loudspeakers David Arthur Hutchins 2009-07-21
7107852 Method of inspecting food stuffs and/or associated packaging David Arthur Hutchins, Tat Hean Gan, David W. Schindel 2006-09-19
7095864 Electrostatic audio loudspeakers David Arthur Hutchins 2006-08-22
6778738 Digital photographic reproduction apparatus 2004-08-17