49 Utility and 1 Design Patents
#1,845 in Tokyo
#8,128 in Japan
#40,201 in the World
rank by utility patentsForward Citations = 382
Company Filing History:



4. 3 out of 9
Yamagata Promotional Organization for Industrial Technology
5. 3 out of 58,130

where one patent can have more than one assignee
Get your Inventor Badge Today