Patent Leaderboard
All Time
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1980
Search
Companies
Inventors
AB
Amf Bowling
Rank (All Time):
#18164
of 106,127
Top 20%
45 inventors
35
Patents All Time
Top Inventors at Amf Bowling
All Time
Rank
Name
Patents
1
Michael W. Stephens
9
2
Ronald L. Smith
7
3
Stephen F. Caffrey
5
#4
Leonid Feldman
4
#5
Winston Sanders
4
#6
David Chastain
3
#7
John C. Costello
3
#8
Michael D. Arney
3
#9
Ronald G. Wood
3
#10
Garland U. Edwards
2
#11
Gary D. Fields
2
#12
Joseph R. Geringer
2
#13
John Madsen
2
#14
Kenneth L. Hixson
2
#15
Kent L. Widrick
2
#16
Kevin R. Young
2
#17
Sean Anderson
2
#18
Steven Wayne Stuart
2
#19
William Myles Riley
2
#20
Bill Riley
1
#21
Bobby R. Beene
1
#22
Bruce Hitchcock
1
#23
Bruce R. Neville
1
#24
C. Dennis Lord
1
#25
Darrin Bryant
1
#26
David Malina
1
#27
Daniel R. Speranza
1
#28
Donald E. Ingermann
1
#29
Ernest B. Pryor, JR.
1
#30
Gerald P. Hermanson
1
#31
Joseph R. Infantino
1
#32
Larry Gooss
1
#33
Matthew Stubbs
1
#34
Patrick P. McDermott
1
#35
Richard O'Brien
1
#36
Robert L. Morin
1
#37
Steven A. Bumbera
1
#38
Yakov Shmerelzon
1
#39
Robert E. Chiles III
1
#40
Richard D. Wattis
1
#41
David Russell VanDuyn
1
#42
Scott Werthmann
1
#43
Leonard Pauley
1
#44
Ronald J. Pominville
1
#45
Ari T. Adler
1