Pierce M. Murphy

📍 Kewaunee, WI: #17 of 59 inventorsTop 30%

🗺 Wisconsin: #13,258 of 40,088 inventorsTop 35%

Overall (All Time): #1,655,334 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
5339004	Regulating ballast with power factor correction for high-frequency gaseous discharge lamps	—	1994-08-16
4893362	Portable spa	—	1990-01-16
4818918	High frequency lighting system for gas discharge lamps	—	1989-04-04