Inventor · disambiguated record
Akio Usui
Also filed as: USUI AKIO
8 granted patents·2 pending applications·759 citations·filing 1989–2002
91Inventor score
Top patents by PatentIndex Score
10 records- 0192US6863682B2Method for manufacturing thin body warming devicesGENCHI KENKYUSHO KK·Filed 2002·Granted Mar 8, 2005·49 cites·6 claims
- 0285US5046479ADisposable body warmerMYCOAL WARMERS CO LTD·Filed 1989·Granted Sep 10, 1991·183 cites·15 claims
- 0380US5879378AExothermic device and an application pad using the sameGENCHI KENKYUSHO KK·Filed 1996·Granted Mar 9, 1999·207 cites·32 claims
- 0467US6436128B1Ink like or cream-like exothermic composition, exothermic device made thereof and manufacturing method of exothermic deviceGENCHI KENKYUSHO KK·Filed 1996·Granted Aug 20, 2002·96 cites·21 claims
- 0564US6099556AMethod of controlling exothermic reaction of an exothermic composition, the exothermic composition, an exothermic device and an application padGENCHI KENKYUSHO KK·Filed 1996·Granted Aug 8, 2000·100 cites·17 claims
- 0656US6264681B1Foot warming exothermic deviceGENCHI KENKYUSHO KK·Filed 1999·Granted Jul 24, 2001·56 cites·6 claims
- 0753US5084986ADisposable warmer holderMYCOAL WARMERS CO LTD·Filed 1991·Granted Feb 4, 1992·63 cites·8 claims
- 0841US2001023366A1Method of manufacturing a foot warming exothermic device and the foot warming exothermic deviceFiled 2001·Application pending·0 cites
- 0936US2002121624A1Flowing exothermic composition, heater element using the same and process for manufacturing the sameFiled 2002·Application pending·0 cites
- 1035US6165381AViscous liquid deoxidizer, deoxidizing sheet made thereof and manufacturing method for deoxidizing sheetGENCHI KENKYUSHO KK·Filed 1997·Granted Dec 26, 2000·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →