JS

John A. Sofranko

AR Atlantic Richfield: 45 patents #1 of 1,061Top 1%
EC Ecocatalytic: 14 patents #1 of 6Top 20%
AT Arco Chemical Technology: 13 patents #26 of 285Top 10%
BI Bio2Electric: 5 patents #1 of 3Top 35%
NU North Carolina State University: 1 patents #675 of 1,607Top 45%
📍 Weston, MA: #1 of 466 inventorsTop 1%
🗺 Massachusetts: #450 of 88,656 inventorsTop 1%
Overall (All Time): #23,972 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 51–75 of 77 patents

Patent #TitleCo-InventorsDate
4567307 Two-step methane conversion process C. Andrew Jones, John J. Leonard 1986-01-28
4560821 Methane conversion C. Andrew Jones, John J. Leonard 1985-12-24
4554395 Methane conversion C. Andrew Jones, John J. Leonard 1985-11-19
4547610 Methane conversion Howard Paul Withers, Jr. 1985-10-15
4547607 Methane conversion process C. Andrew Jones, John J. Leonard 1985-10-15
4547611 Methane conversion C. Andrew Jones 1985-10-15
4544785 Methane conversion Howard Paul Withers, Jr. 1985-10-01
4544784 Methane conversion C. Andrew Jones 1985-10-01
4523050 Methane conversion process C. Andrew Jones 1985-06-11
4523049 Methane conversion process C. Andrew Jones, John J. Leonard, Howard Paul Withers, Jr. 1985-06-11
4517398 Hydroxylated magnesia support 1985-05-14
4499322 Methane conversion C. Andrew Jones 1985-02-12
4495374 Methane conversion C. Andrew Jones 1985-01-22
4468523 Synthesis of dialkyl oxalates by the heterogeneously catalyzed oxidative carbonylation of alcohols John J. Leonard 1984-08-28
4454342 Preparation of dialkyl oxalates using a heterogeneous Pd-V-P catalyst for the oxidative carbonylation of alcohols Anne Mae Gaffney 1984-06-12
4451666 Synthesis of oxalate esters by the oxidative carbonylation of alcohols with a heterogeneous manganese promoted Pd-V-P catalyst Anne Mae Gaffney 1984-05-29
4450293 Preparation of .alpha.-hydroxyisobutyric acid using a thallic halide catalyst John J. Leonard 1984-05-22
4448985 Oxidation of isobutyric acid to alpha-hydroxyisobutyric acid John J. Leonard 1984-05-15
4447638 Preparation of dialkyl oxalates by the oxidative carbonylation of alcohols with a heterogeneous Pd-V-P-Ti containing catalyst system Anne Mae Gaffney 1984-05-08
4447639 Oxidative carbonylation of alcohols to dialkyl oxalates using a heterogeneous iron promoted Pd-V-P catalyst Anne Mae Gaffney 1984-05-08
4444984 Methane conversion C. Andrew Jones, John J. Leonard 1984-04-24
4443644 Methane conversion C. Andrew Jones, John J. Leonard 1984-04-17
4443646 Methane conversion C. Andrew Jones, John J. Leonard 1984-04-17
4443647 Methane conversion C. Andrew Jones, John J. Leonard 1984-04-17
4443648 Methane conversion C. Andrew Jones, John J. Leonard 1984-04-17