Forward Citations = 26

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3 inventors (with patents filed for the assignee):

Thomas Bernard Shappie (3 out of 4 patents)

David A Mackichan (2 out of 2 patents)

David A MacKichan (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 10028456 - Tree and plant watering systems (2018-07-24),

2. 9456560 - Tree and plant watering systems (2016-10-04),

3. 8826588 - Tree and plant watering systems (2014-09-09),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#11 in Murrieta, CA

#16,858 in California

#73,860 in US

Murrieta, CA, United States of America

Macshappie Enterprises, Inc.

Forward Citations = 26

3 inventors:

Thomas Bernard Shappie (3 out of 4 patents)

David A Mackichan (2 out of 2 patents)

David A MacKichan (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Macshappie Enterprises, Inc.. Retrieved from https://idiyas.com/company/macshappie-enterprises

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]