Darrel J. Klein

📍 Wahpeton, ND: #1 of 2 inventorsTop 50%

🗺 North Dakota: #16 of 144 inventorsTop 15%

Overall (2002): #69,043 of 266,432Top 30%

Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6397510	Fishing bobber with strike-indicating radio transmitter	—	2002-06-04
6374532	Sporting apparatus suited for fishing and hunting	—	2002-04-23