Inventor · disambiguated record

Etsuji Mukaiyama

Also filed as: MUKAIYAMA ETSUJI

2 granted patents·75 citations·filing 1998–2002

67Inventor score

Technology areasA41D A62B

Files withYAMAMOTO KOGAKU2

Top patents by PatentIndex Score

2 records

0178US6854464B2Respiration protecting apparatusYAMAMOTO KOGAKU·Filed 2002·Granted Feb 15, 2005·40 cites·4 claims
0252US5906033ALength adjusting device for fastening straps of a maskYAMAMOTO KOGAKU·Filed 1998·Granted May 25, 1999·35 cites·5 claims

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