Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JH

John Hrustich — 2 Patents

IBM: 2 patents #32,909 of 70,183Top 50%
Endicott, NY: #281 of 620 inventorsTop 50%
New York: #49,169 of 115,490 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
John Hrustich has been granted 2 US patents while listed as an inventor at IBM. The first was granted in 1987 and the most recent in May 1989. John Hrustich ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list John Hrustich in Endicott, NY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4827401 Method and apparatus for synchronizing clocks prior to the execution of a flush operation Earl W. Jackson, Jr. 1989-05-02 $25,785,000
4639856 Dual stream processor apparatus Wayne R. Sitler 1987-01-27 $31,074,000