Inventor
PIERSON MARTIN
US13 patents
⚠️ This page may combine multiple inventors who share the name “PIERSON MARTIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LIONEL LLC
12 patentsUS6765356B1Jul 20, 2004
Control and motor arrangement for use in model train
LIONEL LLC31 citations94
US7307394B1Dec 11, 2007
Control and motor arrangement for use in model train
LIONEL LLC6 citations72
US7298103B2Nov 20, 2007
Control and motor arrangement for use in model train
LIONEL LLC4 citations72
US7211976B2May 1, 2007
Control and motor arrangement for use in model train
LIONEL LLC6 citations72
US6873142B2Mar 29, 2005
Transformer over-current protection with RMS sensing and voltage fold-back
LIONEL LLC5 citations72
US7880414B2Feb 1, 2011
Control and motor arrangement for use in model train
LIONEL LLC1 citations61
US7666052B2Feb 23, 2010
Variable-heat smoke unit for model vehicle
LIONEL LLC4 citations61
US7656110B2Feb 2, 2010
Control and motor arrangement for use in model train
LIONEL LLC3 citations61
US7279871B2Oct 9, 2007
Voltage regulator and method of regulating voltage
LIONEL LLC4 citations61
US7091706B2Aug 15, 2006
Voltage regulator and method of regulating voltage
LIONEL LLC5 citations61
US7023154B1Apr 4, 2006
Train speed control using current and velocity sensing
LIONEL LLC5 citations61
US7129687B2Oct 31, 2006
Transformer over-current protection with RMS sensing and voltage fold-back
LIONEL LLC0 citations51