14 Utility and 13 Design Patents
#2 in Brook Park, OH
#4,148 in Ohio
#134,809 in US
#270,322 in the World
rank by utility patentsForward Citations = 905
Company Filing History:
Royal Appliance Mfg., Co.
Other
Get your Inventor Badge Today
#2 in Brook Park, OH
#4,148 in Ohio
#134,809 in US
#270,322 in the World
rank by utility patentsCompany Filing History:
Get your Inventor Badge Today