Patent Leaderboard

MR

Mark H. Richwine

📍 Lincoln, NE: #505 of 1,303 inventorsTop 40%

🗺 Nebraska: #1,893 of 5,697 inventorsTop 35%

Overall (All Time): #2,320,093 of 4,157,543Top 60%

2

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5067273	Lawn edging	—	1991-11-26
4900319	Sanitary napkin	—	1990-02-13