P

Inventor

CECIL ADAM C

US27 patents
⚠️ This page may combine multiple inventors who share the name “CECIL ADAM C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CUMMINS INC

24 patents
US10273945B2Apr 30, 2019

Mechanical fuel pump deactivation

CUMMINS INC2 citations72
US10001035B2Jun 19, 2018

Hydraulic lash adjuster

CUMMINS INC3 citations72
US12025034B2Jul 2, 2024

One-piece camshaft bearing cap

CUMMINS INC0 citations62
US11959412B2Apr 16, 2024

Pistons and piston assemblies for internal combustion engines

CUMMINS INC0 citations62
US11698033B2Jul 11, 2023

Valve train system for extended duration intake valve opening

CUMMINS INC0 citations62
US12480438B2Nov 25, 2025

Internal combustion engine including through-bolt aperture and single through-bolt

CUMMINS INC0 citations61
US12218393B2Feb 4, 2025

Fuel cell utility product assembly

CUMMINS INC0 citations60
US12158131B2Dec 3, 2024

Fuel system

CUMMINS INC1 citations60
US11008952B2May 18, 2021

Vacuum and compression release braking in spark-ignited engines

CUMMINS INC0 citations60
US12391231B2Aug 19, 2025

Engine and integrated hybrid powertrain

CUMMINS INC0 citations59
US11377985B2Jul 5, 2022

Switching tappet or a roller finger follower for compression release braking

CUMMINS INC0 citations59
US11512653B2Nov 29, 2022

Valve train with cylinder deactivation and compression release

CUMMINS INC0 citations58
US11092088B2Aug 17, 2021

Valve train with cylinder deactivation and compression release

CUMMINS INC1 citations58
US11396284B2Jul 26, 2022

Systems and methods for engine brake diagnostics and control

CUMMINS INC0 citations57
US11098673B2Aug 24, 2021

Cylinder head with integrated exhaust manifold

CUMMINS INC0 citations55
US11035263B2Jun 15, 2021

Compression release valvetrain design

CUMMINS INC0 citations52
US12234753B2Feb 25, 2025

Tappet assembly for valve lift profile modification

CUMMINS INC0 citations51
US10927725B2Feb 23, 2021

Two plane accessory mounting with sliding pilot interface

CUMMINS INC0 citations51
US10697332B2Jun 30, 2020

Eccentric hydraulic lash adjuster for use with compression release brake

CUMMINS INC0 citations51
US10539046B2Jan 21, 2020

Camshaft phaser/compression brake release integration with concentric camshaft

CUMMINS INC0 citations51
US9222375B2Dec 29, 2015

Variable valve actuation apparatus, system, and method

CUMMINS INC1 citations51
US11649757B2May 16, 2023

Passive piston cooling nozzle control with low speed hot running protection

CUMMINS INC0 citations49
US12435649B2Oct 7, 2025

Valve actuation system comprising a discrete lost motion device

CUMMINS INC0 citations47
US10619528B2Apr 14, 2020

Compression brake for internal combustion engine

CUMMINS INC0 citations41

CUMMINS IP INC

2 patents

BARNES DAVID M

1 patent