99 Utility and 6 Design Patents
#1 in Kawagoe
#1,626 in Japan
#9,919 in the World
rank by utility patentsForward Citations = 562
Company Filing History:

Kotobuki Printing Co., Ltd.
A.t. Cross Company, LLC
4. 2 out of 379
Mitsubishi Pencil Company, Limited
5. 1 out of 1
Pica-Marker VermÖgens Gmbh & Co. Kg
where one patent can have more than one assignee
Get your Inventor Badge Today