Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hans Grade — 3 Patents

GE: 3 patents #10,387 of 36,430Top 30%
Schenectady, NY: #622 of 1,353 inventorsTop 50%
New York: #38,631 of 115,490 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Hans Grade has been granted 3 US patents while listed as an inventor at GE. The first was granted in 1994 and the most recent in March 1995. Hans Grade ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Hans Grade in Schenectady, NY, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5401664 Analytical method for determining concentration of decomposition products in solvent used for solvent extraction Richard I. Larson, Woodfin V. Ligon, Jr., Richard L. Fox 1995-03-28 $23,709,000
5302758 Deuterated dibutyl and monobutyl phosphates Richard I. Larson, Woodfin V. Ligon, Jr., Richard L. Fox 1994-04-12 $9,151,000
5281397 Adjustable open-split interface for a gas chromatograph and a mass spectrometer Woodfin V. Ligon, Jr. 1994-01-25 $11,722,000