Inventor

LORENTZEN JOHN F

US4 patents

⚠️ This page may combine multiple inventors who share the name “LORENTZEN JOHN F”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TAYLOR MADE GOLF CO

2 patents

US7713142B2May 11, 2010

Golf club head weight reinforcement

TAYLOR MADE GOLF CO282 citations98

US7419441B2Sep 2, 2008

Golf club head weight reinforcement

TAYLOR MADE GOLF CO496 citations98

EKTELON

2 patents

US5568921AOct 29, 1996

Racquet stringing machine

EKTELON22 citations86

US5470061ANov 28, 1995

Racquetball racquet having increased stiffness at tip

EKTELON5 citations59