Inventor · disambiguated record
Hisao Yamamoto
Also filed as: YAMAMOTO HISAO
4 granted patents·83 citations·filing 1999–2001
78Inventor score
Technology areasB66B
Files withTOSHIBA KK4
Top patents by PatentIndex Score
4 records- 0193US6247557B1Traction type elevator apparatusTOSHIBA KK·Filed 1999·Granted Jun 19, 2001·57 cites·2 claims
- 0282US6491136B2Traction type elevator apparatusTOSHIBA KK·Filed 2001·Granted Dec 10, 2002·18 cites·3 claims
- 0354US6382360B2Traction type elevator apparatusTOSHIBA KK·Filed 2001·Granted May 7, 2002·5 cites·1 claims
- 0448US6390243B2Traction type elevator apparatusTOSHIBA KK·Filed 2001·Granted May 21, 2002·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →