Inventor · disambiguated record

Christian O. Johnson

Also filed as: JOHNSON CHRISTIAN O

2 granted patents·54 citations·filing 2000–2000

65Inventor score

Technology areasB60R

Files withSIEMENS AUTOMOTIVE CORP LP1 SIEMENS VDO AUTOMOTIVE CORP1

Top patents by PatentIndex Score

2 records

0177US6653747B1Electronic key system including ignition and transmission controlSIEMENS VDO AUTOMOTIVE CORP·Filed 2000·Granted Nov 25, 2003·30 cites·15 claims
0272US6386447B1Smart card with card in vehicle warningSIEMENS AUTOMOTIVE CORP LP·Filed 2000·Granted May 14, 2002·24 cites·10 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →