Inventor
ROMAN TIMOTHY S
US16 patents
⚠️ This page may combine multiple inventors who share the name “ROMAN TIMOTHY S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GRACO MINNESOTA INC
7 patentsUS11703047B2Jul 18, 2023
Bellows pressure relief valve
GRACO MINNESOTA INC2 citations71
US10344751B2Jul 9, 2019
Bellows installation and retention method
GRACO MINNESOTA INC2 citations71
US10982665B2Apr 20, 2021
Bellows pressure relief valve
GRACO MINNESOTA INC0 citations61
US12129843B2Oct 29, 2024
Breather valve
GRACO MINNESOTA INC0 citations58
US11499543B2Nov 15, 2022
Pneumatic surge suppressor
GRACO MINNESOTA INC0 citations50
US12558701B2Feb 24, 2026
Back pressure regulator
GRACO MINNESOTA INC0 citations40
US10443594B2Oct 15, 2019
Bellows anti-rotation construction
GRACO MINNESOTA INC0 citations40
ROMAN TIMOTHY S
5 patentsUS9394900B2Jul 19, 2016
Internal bellows pump fluid path
ROMAN TIMOTHY S6 citations65
US9464630B2Oct 11, 2016
Low ice pneumatic motor exhaust muffler
ROMAN TIMOTHY S2 citations60
US9003949B2Apr 14, 2015
Automatic pneumatic valve reset system
ROMAN TIMOTHY S0 citations49
US9188110B2Nov 17, 2015
Bellows backup chamber
ROMAN TIMOTHY S0 citations44
US10072652B2Sep 11, 2018
Reciprocating positive displacement pump with electric reversing motor
ROMAN TIMOTHY S0 citations39
ELECTRIC TORQUE MACHINES INC
3 patentsUS11646635B2May 9, 2023
Marine propeller system with high torque drive
ELECTRIC TORQUE MACHINES INC7 citations83
US12424903B2Sep 23, 2025
Marine propeller system with high torque drive
ELECTRIC TORQUE MACHINES INC0 citations60
US11831222B2Nov 28, 2023
Marine propeller system with high torque drive
ELECTRIC TORQUE MACHINES INC0 citations60