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Inventor

ROBERT JOHN LUNDELL

Inventor
US

Overview

4→
Patents
2023–2025
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

LOC25primary
LOC2550%
E02DFoundations17%
E04BGeneral building constructions17%
E04CStructural elements17%
PatentTitleYear
D1101209Landscaping block2025D1041034Landscaping block2024D1036705Landscaping block202411,598,094Retaining wall block and retaining wall block system2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023–2025Patents assigned to KEYSTONE RETAINING WALL SYSTEMS LLC (4)· patent assignee history
2023–2025Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KEYSTONE RETAINING WALL SYSTEMS LLC42023–2025
Locations
LocationPatentsSpan
US42023–2025