Inventor · disambiguated record
Hidetoshi Koyanagi
Also filed as: KOYANAGI HIDETOSHI
4 granted patents·67 citations·filing 2004–2006
77Inventor score
Files withAIR PAQ INC4
Top patents by PatentIndex Score
4 records- 0183US7000767B2Structure of air-packing device having improved shock absorbing capabilityAIR PAQ INC·Filed 2004·Granted Feb 21, 2006·39 cites·20 claims
- 0274US7694701B2Structure of check valve for air-packing deviceAIR PAQ INC·Filed 2006·Granted Apr 13, 2010·7 cites·16 claims
- 0374US7481252B2Structure of check valve for air-packing deviceAIR PAQ INC·Filed 2006·Granted Jan 27, 2009·7 cites·18 claims
- 0468US7204278B2Structure of check-valve and production method thereof and inflatable air-packing device using sameAIR PAQ INC·Filed 2004·Granted Apr 17, 2007·14 cites·30 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →