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Wm. Wrigley Jr. — 579 Patents

Rank (All Time): #1,450 of 105,732Top 2%

442 inventors

579 Patents All Time

Patents per Year

Top Inventors at Wm. Wrigley Jr. All Time

Showing 1–50 of 442 inventors

Rank	Name	Patents
1	Michael J. Greenberg	56
2	Joo H. Song	53
2	Robert J. Yatka	53
#4	Ronald L. Ream	46
#5	Kevin B. Broderick	42
#6	Mansukh M. Patel	40
#7	Michael A. Reed	35
#8	David W. Record	34
#9	Gordon N. McGrew	31
#10	Donald J. Townsend	30
#10	Lindell C. Richey	30
#12	David G. Barkalow	28
#12	Philip G. Schnell	28
#14	Henry T. Tyrpin	27
#15	Dennis W. Rybolt	25
#16	Christine L. Corriveau	22
#17	Barbara Stawski	20
#17	Steven E. Zibell	20
#19	Henry Valdez	19
#19	Marc A. Meyers	19
#21	Martin Cervenka	18
#21	Sonya S. Johnson	18
#23	David L. Witkewitz	17
#24	Christopher Rowe	16
#24	David Bruyea	16
#24	Hugh Calvert	16
#24	Wendy Lau	16
#28	Philip M. Soukup	15
#28	Thomas M. Mindak	15
#30	Jeffrey S. Hook	14
#30	Steven P. Synosky	14
#30	William J. Wokas	14
#33	Albert H. Chapdelaine	13
#33	Christopher H. Cunningham	13
#33	Minmin Tian	13
#36	Christafor E. Sundstrom	12
#36	Ingo C. Theurer	12
#36	Stefan Johannes Brehm	12
#39	Adam J. Hunter	11
#39	Daniel J. Zyck	11
#39	Neema Pourian	11
#39	Paul J. Angeloni	11
#43	Jayant C. Dave	10
#43	James Maxwell	10
#43	Jingping Liu	10
#46	Fred R. Wolf	9
#46	Julius W. Zuehlke	9
#46	Philip Urnezis	9
#49	David Jaggi	8
#49	Jonathan Edward Rathbone	8

Most Valuable Patents

Patent	Est. Value	Year
Apparatus and method for providing point of purchase products	$131M	2008
Chewing gum containing physiological cooling agents and method of preparing	$125M	2008
Methods for manufacturing coated confectionary products	$122M	2008
Method of controlling release of N-substituted derivatives of aspartame in chewing gum and gum produced thereby	$120M	2008
Environmentally friendly chewing gum bases	$78M	2000

All 100 most valuable US patents →