Leland H. Lyon

CR Center Rock: 3 patents #1 of 1Top 100%

📍 Roanoke, VA: #3 of 61 inventorsTop 5%

🗺 Virginia: #385 of 4,224 inventorsTop 10%

Overall (2020): #80,413 of 565,922Top 15%

Patents 2020

Issued Patents 2020

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
10669781	Down-the-hole drill hammer having a roller bearing assembly	—	2020-06-02
D873316	Non-rotating drill bit for a down-the-hole drill hammer	—	2020-01-21
D872142	Drill bit for a down-the-hole drill hammer	—	2020-01-07