Howard M. Ylitalo

📍 Cokato, MN: #12 of 50 inventorsTop 25%

🗺 Minnesota: #15,886 of 52,454 inventorsTop 35%

Overall (All Time): #1,293,617 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
5334026	Manual sliding calculator	—	1994-08-02
RE34498	Manual teaching calculator	—	1994-01-04
5149269	Manual teaching calculator	—	1992-09-22
4421252	Toothpaste dispensing device	—	1983-12-20