Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
AH

Andrew Leroy Hjortland

TG Tyco Fire & Security Gmbh: 3 patents #31 of 412Top 8%
JG Johnson Controls Light Commercial Ip Gmbh: 1 patents #14 of 51Top 30%
📍 Stoughton, WI: #2 of 21 inventorsTop 10%
🗺 Wisconsin: #234 of 3,989 inventorsTop 6%
Overall (2025): #39,654 of 469,880Top 9%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12405022 Energy efficient heat pump with counterflow heat transfer arrangement 2025-09-02
12405024 Heat pump control systems and methods Roy Randall Crawford 2025-09-02
12379128 Energy efficient heat pump systems and methods Jonathan D. Douglas 2025-08-05
12215884 Energy efficient heat pump systems and methods Jeremy Ryan Smith 2025-02-04