9 Utility Patents
#17,861 in Tokyo
#95,609 in Japan
#458,611 in the World
Forward Citations = 106
Company Filing History:
Tokyo Keiso Kabushiki-kaisha
Tokyo Keiso Co., Ltd.
Tokyo Magnet Engineering Co. Ltd
4. 2 out of 2
Kabushiki-kaisha Izumi Giken
5. 1 out of 1
Tokyo Keiso Co. Ltd. Shiba Toho Bldg.
where one patent can have more than one assignee
Get your Inventor Badge Today