Inventor

SCHAFFER ERIC JOHNSON

US4 patents

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

SOURCECODE TECH HOLDINGS INC

2 patents

US10657474B2May 19, 2020

Collaborative design systems, apparatuses, and methods

SOURCECODE TECH HOLDINGS INC11 citations79

US11023834B2Jun 1, 2021

Collaborative design systems, apparatuses, and methods

SOURCECODE TECH HOLDINGS INC1 citations56

K2 SOFTWARE INC

1 patent

US11610164B2Mar 21, 2023

Workflow project design systems, apparatuses, and methods

K2 SOFTWARE INC0 citations55

AMAZON TECH INC

1 patent

US12494133B1Dec 9, 2025

On-time performance impact evaluation tool

AMAZON TECH INC0 citations41