P

Inventor

DAYS CHARLES

US13 patents

Patents

13 patents
US6500073B1Dec 31, 2002

Method and apparatus to determine golf ball trajectory and flight

ACUSHNET CO155 citations99
US6488591B1Dec 3, 2002

Method and apparatus to determine golf ball trajectory and flight

ACUSHNET CO150 citations99
US6241622B1Jun 5, 2001

Method and apparatus to determine golf ball trajectory and flight

ACUSHNET CO228 citations99
US5575719ANov 19, 1996

Method and apparatus to determine object striking instrument movement conditions

ACUSHNET CO129 citations99
US5471383ANov 28, 1995

Monitoring systems to measure and display flight characteristics of moving sports object

ACUSHNET CO183 citations99
US5803823ASep 8, 1998

Method and apparatus to determine object striking instrument movement conditions

ACUSHNET CO112 citations98
US5501463AMar 26, 1996

Method and apparatus to determine object striking instrument movement conditions

ACUSHNET CO125 citations98
US6781621B1Aug 24, 2004

Launch monitor system with a calibration fixture and a method for use thereof

ACUSHNET CO118 citations97
US6764412B2Jul 20, 2004

Method and apparatus to determine golf ball trajectory and flight

ACUSHNET CO56 citations96
US6616543B1Sep 9, 2003

Apparatus to determine golf ball trajectory and flight

ACUSHNET CO35 citations96
US5054785AOct 8, 1991

Game ball support device and piezoelectric ball motion detector

ACUSHNET CO59 citations96
US7086955B2Aug 8, 2006

Method and apparatus to determine golf ball trajectory and flight

ACUSHNET CO23 citations92
US7369158B2May 6, 2008

Launch monitor system with a calibration fixture and a method for use thereof

ACUSHNET CO6 citations73