6 Utility and 2 Design Patents
#5 in Chikugo
#139,205 in Japan
#691,802 in the World
rank by utility patentsForward Citations = 122
Company Filing History:

Other
Get your Inventor Badge Today
#5 in Chikugo
#139,205 in Japan
#691,802 in the World
rank by utility patentsCompany Filing History:

Get your Inventor Badge Today