Inventor

TURNBULL RUSSELL

CA5 patents

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

DRILLFORM TECHNICAL SERVICES LTD

2 patents

US10557321B2Feb 11, 2020

Spinning torque wrench

DRILLFORM TECHNICAL SERVICES LTD4 citations65

US11028888B2Jun 8, 2021

Self-amplifying safety brake

DRILLFORM TECHNICAL SERVICES LTD0 citations43

SCEKIC VLADIMIR

2 patents

US8888649B2Nov 18, 2014

Dynamic reduction-ratio hoisting device

SCEKIC VLADIMIR2 citations54

US8968133B2Mar 3, 2015

Dynamic ratio speed increaser for windmills and similar applications

SCEKIC VLADIMIR1 citations44

HARTONO SOEGI

1 patent

US8943950B2Feb 3, 2015

Reciprocating pump flow control

HARTONO SOEGI0 citations29