Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HS

Harold L. Springer — 2 Patents

PHPhysio-Control: 2 patents #163 of 303Top 55%
Kirkland, WA: #1,774 of 3,517 inventorsTop 55%
Washington: #35,300 of 76,902 inventorsTop 50%
Overall (All Time): #2,327,460 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4979517 Disposable stimulation electrode with long shelf life and improved current density profile Phillip A. Grossman, Cindi J. Nordness, Gregory W. Shipp, Hung-Yen Kao 1990-12-25
4776350 External electrode for heart stimulation and connector therefor Phillip A. Grossman 1988-10-11