Inventor

LOGAN MARK R

US5 patents

⚠️ This page may combine multiple inventors who share the name “LOGAN MARK R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHEVRON ORONITE CO

2 patents

US6642191B2Nov 4, 2003

Lubricating oil additive system particularly useful for natural gas fueled engines

CHEVRON ORONITE CO24 citations88

US6756348B2Jun 29, 2004

Lubricating oil having enhanced resistance to oxidation, nitration and viscosity increase

CHEVRON ORONITE CO16 citations80

VERIZON BUSINESS GLOBAL LLC

1 patent

US7573985B2Aug 11, 2009

Systems and methods for facilitating communications involving hearing-impaired parties

VERIZON BUSINESS GLOBAL LLC59 citations95

MCI LLC

1 patent

US7142642B2Nov 28, 2006

Systems and methods for facilitating communications involving hearing-impaired parties

MCI LLC135 citations94

CHEVRON CHEM CO

1 patent

US6001780ADec 14, 1999

Ashless lubricating oil formulation for natural gas engines

CHEVRON CHEM CO55 citations91