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USPTO Patent Rankings Data through Dec 31, 2025
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Klaas Hoving — 3 Patents

ExxonMobil: 3 patents #3,063 of 10,161Top 35%
Hellevoetsluis, NL: #8 of 43 inventorsTop 20%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Klaas Hoving has been granted 3 US patents while listed as an inventor at ExxonMobil. The first was granted in 1986 and the most recent in August 1987. Klaas Hoving ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Klaas Hoving in Hellevoetsluis, NL.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4687878 Separation of hydrocarbons using magnetizable adsorbents Dominicus J. M. van der Vleugel, Theodorus M. Wortel, Ronald E. Rosensweig, Lovat V. C. Rees 1987-08-18 $69,347,000
4617282 Magnetizable adsorbents Dominicus J. M. van der Vleugel, Theodorus M. Wortel, Ronald E. Rosensweig, Lovat V. C. Rees 1986-10-14 $30,381,000
4578372 Preparation of zeolite coated substrates Johannes W. M. Walterbos 1986-03-25 $29,895,000