TK

Takumi Kurokawa

PK Pentel Kabushiki Kaisha: 4 patents #13 of 170Top 8%
📍 Koshigaya, JP: #64 of 242 inventorsTop 30%
Overall (All Time): #1,281,905 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5868287 Liquid dispensing container using pressure of liquid to open disharge opening Hideyuki Usami, Kenichi Kumamoto 1999-02-09
5230440 Granular body discharge container, granular body storage tube and granular body assembly 1993-07-27
5092702 Fluid discharge device 1992-03-03
4867593 Liquid dispenser with valve mechanism and flexible container Takeshi Nagaki, Tomozo Sekiguchi 1989-09-19