Robert Ziegan

UN Unknown: 1 patents #29,356 of 83,584Top 40%

📍 Bay Village, OH: #69 of 252 inventorsTop 30%

🗺 Ohio: #18,857 of 73,341 inventorsTop 30%

Overall (All Time): #1,091,380 of 4,157,543Top 30%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
12378732	Surface system	—	2025-08-05
10697132	Surface system and method of installation	—	2020-06-30
10407840	Surface system and method of installation	—	2019-09-10
D839454	Grid edging	—	2019-01-29