15 Utility Patents
#28 in Wakefield, MA
#6,624 in Massachusetts
#123,939 in US
#247,890 in the World
Forward Citations = 206
Company Filing History:


Hasbro Industries, Inc.
4. 2 out of 10
Seal Incorporated
5. 1 out of 3
Universal Optical Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today