Cellario Luca
Cellier Claude
Cellmax Systems Ltd.
Celma Oscar
Celtro Ltd
Central Coast Patent Agency, Inc.
Cepstral, LLC
Cerisara Christophe
Cesari Federico
Cesari and McKennna
Cettolo Mauro
Ceusters Werner
Cha Jeong In
Chadha Tejpal
Chae Young-Soog
Chai David T.
Chai Hai Xin
Chai Shen-Yen
Chakraborty Samarjit
Chakravarthy K. P. P. Kalyan