Company Badge
USPTO Data Jan 1 1976 - Sep 29 2026
1 Patents
#1 in Green Rapids, MI
#4,584 in Michigan
#136,674 in US
Calvin College
Forward Citations = 49
4 inventors:
Green Rapids, MI, United States of America
Calvin College
Forward Citations = 49
Loading Chart...
Loading Chart...
4 inventors (with patents filed for the assignee):
David J Spykerman (1 out of 40 patents)
Stacey A Waldo (1 out of 1 patent)
Rachel A teBrake (1 out of 1 patent)
4. Allison R Stahl (1 out of 1 patent)
1 patent:
Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]