Inventor

SCHROEDER KENNETH E

US4 patents

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

GM GLOBAL TECH OPERATIONS INC

2 patents

US7614339B2Nov 10, 2009

Piston top chamfer design to reduce noise and friction

GM GLOBAL TECH OPERATIONS INC10 citations81

US7246552B2Jul 24, 2007

Piston having asymmetrical pin bore slot placement

GM GLOBAL TECH OPERATIONS INC4 citations57

MA ZHENG

1 patent

US8555850B2Oct 15, 2013

Two-piece compression piston ring of an internal combustion engine

MA ZHENG3 citations54

GM GLOBAL TECH OPERATIONS LLC

1 patent

US11994085B2May 28, 2024

Piston for use in internal combustion engines and method of making the piston

GM GLOBAL TECH OPERATIONS LLC0 citations38