Inventor · disambiguated record
D. Chris Boyer
Also filed as: BOYER D CHRIS
4 granted patents·51 citations·filing 1999–1999
77Inventor score
Files withMARATHON ASHLAND PETROLEUM LLC4
Top patents by PatentIndex Score
4 records- 0161US6267809B1Driveway sealer using phase stable pourable pitchMARATHON ASHLAND PETROLEUM LLC·Filed 1999·Granted Jul 31, 2001·19 cites·8 claims
- 0252US6361591B1Sealer from asphalt and pitchMARATHON ASHLAND PETROLEUM LLC·Filed 1999·Granted Mar 26, 2002·14 cites·9 claims
- 0347US6403659B1Sealer from SDA asphaltMARATHON ASHLAND PETROLEUM LLC·Filed 1999·Granted Jun 11, 2002·12 cites·6 claims
- 0444US6383365B1Low softening point petroleum pitch and sealerMARATHON ASHLAND PETROLEUM LLC·Filed 1999·Granted May 7, 2002·6 cites·6 claims
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