Reusable Container Tracking via QR Code Self-Service

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Solution Overview

Problem

Reusable food containers face challenges in tracking their location and use, leading to low return rates and increased costs for food service providers, especially in large-scale implementations.

Innovation Solution

A system and method utilizing QR codes on reusable containers and a mobile application to track the use and return of containers, automating reminders, tracking usage, and providing rewards for timely returns, thus shifting the tracking responsibility from providers to users.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If reusable containers are implemented to reduce waste, then environmental sustainability is improved, but tracking and return management becomes complex requiring central monitoring

Engineering Contradiction:
Improvewaste reductionVSAvoidtracking system complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The system enables users to autonomously perform tracking and return actions through mobile devices. Users scan QR codes to check out containers, receive automated reminders, and complete returns without central monitoring. This self-service approach eliminates the need for complex central tracking infrastructure while maintaining accountability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual central monitoring systems with an automated digital tracking system using QR codes, mobile applications, and automated communication systems. This substitution eliminates the need for physical tracking infrastructure and human monitors while improving tracking efficiency and user engagement.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If central monitoring is used to track reusable containers, then return rates can be controlled, but overhead costs and operational complexity increase

Engineering Contradiction:
Improvecontainer return rateVSAvoidmonitoring infrastructure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Users independently manage their own container returns through the mobile application, which provides automated reminders and tracks return status. This self-service model achieves reliable return rates without requiring central monitoring infrastructure or operational overhead.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements automated feedback loops through mobile app notifications, email reminders, and real-time tracking. Users receive immediate feedback on their return status and incentives, creating self-correcting behavior that ensures high return rates without manual intervention.

Inventive Principle:
Principle #23Feedback

3Ease of manufacture

If manual tracking methods are used for reusable containers, then implementation is simpler, but return rates fall below 66% and replacement costs increase

Engineering Contradiction:
Improvesystem implementation simplicityVSAvoidcontainer return rate
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The patent replaces manual tracking with an automated digital system using QR codes and mobile applications. This substitution maintains implementation simplicity while dramatically improving return rates through automated reminders, tracking, and incentive management.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The mobile application serves multiple functions: QR code scanning, container tracking, automated reminders, incentive management, and return verification. This multi-functional approach consolidates what would otherwise require separate manual processes into a single user-friendly platform.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12314894B2System and method for tracking of reusable item
Publication Date: 2025.05.27 REUZZI LLC
  • US12314894B2 patent drawing
  • US12314894B2 patent drawing
  • US12314894B2 patent drawing

AI summary

The present arrangement provides for a method for monitoring the use of reusable containers. Among other features, the present arrangement includes a feature where, after a reusable container is returned to circulation, a communication is received from a mobile device of a second user indicating that the second user has checked out the reusable container after they scan the unique codes applied to the reusable container. A customer account database is updated with an information relating to the third communication, indicating that the reusable container with applied unique code is checked out to the second user, and also converting a provisional return status of a first user for the reusable container to a confirmed return status.