Inventor

KUHLMAN ROBERT D

US6 patents

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

KEYMASTER TECHNOLOGIES INC

3 patents

US6850592B2Feb 1, 2005

Methods for identification and verification using digital equivalent data system

KEYMASTER TECHNOLOGIES INC70 citations93

US6477227B1Nov 5, 2002

Methods for identification and verification

KEYMASTER TECHNOLOGIES INC115 citations92

USD460370SJul 16, 2002

Portable analyzation device

KEYMASTER TECHNOLOGIES INC13 citations64

HALLIBURTON ENERGY SERV INC

2 patents

US6350309B2Feb 26, 2002

Methods and compositions for cementing pipe strings in well bores

HALLIBURTON ENERGY SERV INC139 citations98

US6244344B1Jun 12, 2001

Methods and compositions for cementing pipe strings in well bores

HALLIBURTON ENERGY SERV INC120 citations98

HALLIBURTON CO

1 patent

US5005643AApr 9, 1991

Method of determining fracture parameters for heterogenous formations

HALLIBURTON CO51 citations91