Inventor · disambiguated record
Chigo Okayama
Also filed as: OKAYAMA CHIGO
4 granted patents·1 pending application·38 citations·filing 1998–2006
71Inventor score
Technology areasC21D
Files withKOMATSU MFG CO LTD5
Top patents by PatentIndex Score
5 records- 0183US6270595B1Bushing for crawler belt and method of manufactureKOMATSU MFG CO LTD·Filed 1998·Granted Aug 7, 2001·31 cites·25 claims
- 0271US7638005B2Track bushing and method and apparatus for producing the sameKOMATSU MFG CO LTD·Filed 2006·Granted Dec 29, 2009·2 cites·10 claims
- 0359US7306684B2Crawler bushing and method and device for producing the sameKOMATSU MFG CO LTD·Filed 2001·Granted Dec 11, 2007·5 cites·11 claims
- 0451US7282173B2Track bushing and method and apparatus for producing the sameKOMATSU MFG CO LTD·Filed 2006·Granted Oct 16, 2007·0 cites·6 claims
- 0535US2001050121A1Bushing for crawler belt and method of manufactureKOMATSU MFG CO LTD·Filed 2001·Application pending·0 cites
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