27 Utility and 3 Design Patents
#4,898 in Tokyo
#23,349 in Japan
#108,748 in the World
rank by utility patentsForward Citations = 267
Company Filing History:
Hoei Shokai Co., Ltd.


4. 3 out of 5,289

5. 3 out of 21,351

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