William S. Borghard has been granted 10 US patents while listed as an inventor at ExxonMobil . The first was granted in 1987 and the most recent in November 1999. William S. Borghard ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list William S. Borghard in Yardley, PA, US.
Patents per Year Patents granted per year, 1987 to 1999 Bar chart with a peak of 3 patents in 1999. peak 3 1987: 1 patents 1987 1988: 1 patents 1988 1992: 1 patents 1992 1993: 2 patents 1993 1994: 1 patents 1994 1997: 1 patents 1997 1999: 3 patents 1999
Issued Patents All Time
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Showing 1–10 of 10 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
5976351 Wax hydroisomerization process employing a boron-free catalyst Minas R. Apelian , Thomas F. Degnan , Robert Tryon Hanlon , Mae K. Rubin 1999-11-02
$168,385,000
5885438 Wax hydroisomerization process Minas R. Apelian , Thomas F. Degnan , Robert Tryon Hanlon , Mae K. Rubin 1999-03-23
$166,401,000
5865987 Benzene conversion in an improved gasoline upgrading process Nick Allen Collins , Paul P. Durand , Timothy L. Hilbert , Jeffrey C. Trewella 1999-02-02
5643440 Production of high viscosity index lubricants Thomas F. Degnan , Dominick N. Mazzone 1997-07-01
$66,656,000
5362378 Conversion of Fischer-Tropsch heavy end products with platinum/boron-zeolite beta catalyst having a low alpha value Robert Tryon Hanlon , Suzanne E. Schramm 1994-11-08
$12,716,000
5264641 Aromatics saturation with catalysts comprising crystalline ultra-large pore oxide materials Cynthia T-W. Chu , Thomas F. Degnan , Stuart S. Shih 1993-11-23
$11,731,000
5246689 Synthetic porous crystalline material its synthesis and use Jeffrey S. Beck , Charles T. Kresge , Michael E. Leonowicz , Wieslaw J. Roth , James C. Vartuli 1993-09-21
$30,430,000
5102839 Zeolites of increased hydrogen adsorption capacity Stuart D. Hellring 1992-04-07
$13,067,000
4762010 Apparatus and method for adsorption and desorption studies, particularly for characterization of catalysts Hans J. Schoennagel 1988-08-09
$31,490,000
4657874 Redispersion of agglomerated noble metals on zeolite catalysts Tracy J. Huang , Sharon B. McCullen , Hans J. Schoennagel , Ying-Yen P. Tsao , Stephen S. Wong 1987-04-14
$8,165,000
