AU

Akio Usui

KK Kabushiki Kaisha Genchi Kenkyusho: 6 patents #1 of 1Top 100%
📍 Tochigi, JP: #477 of 2,789 inventorsTop 20%
Overall (All Time): #661,810 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6863682 Method for manufacturing thin body warming devices 2005-03-08
6436128 Ink like or cream-like exothermic composition, exothermic device made thereof and manufacturing method of exothermic device 2002-08-20
6264681 Foot warming exothermic device 2001-07-24
6165381 Viscous liquid deoxidizer, deoxidizing sheet made thereof and manufacturing method for deoxidizing sheet 2000-12-26
6099556 Method of controlling exothermic reaction of an exothermic composition, the exothermic composition, an exothermic device and an application pad 2000-08-08
5879378 Exothermic device and an application pad using the same 1999-03-09
5084986 Disposable warmer holder 1992-02-04
5046479 Disposable body warmer 1991-09-10