Inventor
COOPER TIMOTHY R
US16 patents
⚠️ This page may combine multiple inventors who share the name “COOPER TIMOTHY R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
INGERSOLL RAND CO
10 patentsUS5906244AMay 25, 1999
Rotary impact tool with involute profile hammer
INGERSOLL RAND CO61 citations95
US6668212B2Dec 23, 2003
Method for improving torque accuracy of a discrete energy tool
INGERSOLL RAND CO97 citations93
US6196332B1Mar 6, 2001
Rotational energy storage device and tools incorporating same
INGERSOLL RAND CO39 citations92
US5848655ADec 15, 1998
Oscillating mass-based tool with dual stiffness spring
INGERSOLL RAND CO50 citations92
US5845718ADec 8, 1998
Resonant oscillating mass-based torquing tool
INGERSOLL RAND CO27 citations92
US6889778B2May 10, 2005
Rotary tool
INGERSOLL RAND CO40 citations91
US5769174AJun 23, 1998
Parallel displacement single axis vibration isolator
INGERSOLL RAND CO35 citations88
US10427277B2Oct 1, 2019
Impact wrench having dynamically tuned drive components and method thereof
INGERSOLL RAND CO5 citations84
US5376057ADec 27, 1994
Multistage differential gear package
INGERSOLL RAND CO19 citations75
US7665439B2Feb 23, 2010
Single piece rotor
INGERSOLL RAND CO2 citations57
INGERSOLL RAND INDUSTRIAL US INC
5 patentsUS11247321B2Feb 15, 2022
Impact tools with rigidly coupled impact mechanisms
INGERSOLL RAND INDUSTRIAL US INC5 citations71
US12415258B2Sep 16, 2025
Impact wrench having dynamically tuned drive components and method thereof
INGERSOLL RAND INDUSTRIAL US INC0 citations62
US11992921B2May 28, 2024
Impact wrench having dynamically tuned drive components and method thereof
INGERSOLL RAND INDUSTRIAL US INC0 citations62
US11911887B2Feb 27, 2024
Impact tools with rigidly coupled impact mechanisms
INGERSOLL RAND INDUSTRIAL US INC0 citations60
US12551996B2Feb 17, 2026
Torque control tool
INGERSOLL RAND INDUSTRIAL US INC0 citations51