32 Utility Patents
#6 in Akiruno
#17,738 in Japan
#83,146 in the World
Forward Citations = 30
Company Filing History:
Sophia School Corporation


4. 5 out of 42,475

where one patent can have more than one assignee
Get your Inventor Badge Today
#6 in Akiruno
#17,738 in Japan
#83,146 in the World
Company Filing History:



Get your Inventor Badge Today