Inventor

SHEPHERD FRANK R

CA3 patents

Patents

3 patents

US4459739AJul 17, 1984

Thin film transistors

NORTHERN TELECOM LTD63 citations94

US5960014ASep 28, 1999

Thin film resistor for optoelectronic integrated circuits

NORTHERN TELECOM LTD98 citations92

US4422090ADec 20, 1983

Thin film transistors

NORTHERN TELECOM LTD51 citations90