About 24 Trademarks found that are owned by Knowles CazenovIa Inc.

Electronic components and precursors therefor containing dielectric material, namely, microwave and RF filters, microwave and RF resonators, duplexers, diplexers, microwave and RF switch filters, microwave and RF filter networks, and gain equalizers, for use in electronic devices

Electronic components and precursors therefor containing dielectric material, namely, microwave and RF filters, microwave and RF resonators, duplexers, diplexers, microwave and RF switch filters, microwave and RF filter networks, and gain equalizers, for use in electronic devices

Ceramic capacitors, not for retail sale

Capacitors for RF and microwave frequencies