Inventor · disambiguated record

Carl E. Schaefer

Also filed as: SCHAEFER CARL E

2 granted patents·104 citations·filing 1999–2002

68Inventor score

Technology areasB63C G08B

Files withBACOU USA SAFETY INC1 SURVIVAIR RESPIRATORS INC1

Top patents by PatentIndex Score

2 records

0187US6899101B2Logical display for a breathing apparatus maskSURVIVAIR RESPIRATORS INC·Filed 2002·Granted May 31, 2005·40 cites·31 claims
0272US6091331AEmergency worker and fireman's dual emergency warning systemBACOU USA SAFETY INC·Filed 1999·Granted Jul 18, 2000·64 cites·21 claims

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