Stephen A. Butter has been granted 14 US patents while listed as an inventor at ExxonMobil . The first was granted in 1980 and the most recent in August 1986. Stephen A. Butter ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Stephen A. Butter in Cherry Hill, NJ, US.
Patents per Year Patents granted per year, 1980 to 1986 Bar chart with a peak of 4 patents in 1981. peak 4 1980: 2 patents 1980 1981: 4 patents 1981 1982: 2 patents 1982 1983: 1 patents 1983 1985: 1 patents 1985 1986: 4 patents 1986
Issued Patents All Time
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Showing 1–14 of 14 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
4606899 Synthesis of maximum aluminum X zeolites Steven M. Kuznicki 1986-08-19
$3,780,000
4603040 Massive bodies of Maximum Aluminum X-type zeolite Steven M. Kuznicki , Charles G. Coe , Richard Jenkins 1986-07-29
$3,642,000
4593147 Synthesis of neoalkanes Ilse Stoll 1986-06-03
$10,208,000
4588848 Synthesis of neoalkanols Ilse Stoll 1986-05-13
$10,249,000
RE31919 Aromatics processing catalysts Arthur W. Chester 1985-06-18
4385195 Aromatics processing Arthur W. Chester 1983-05-24
$9,196,000
4354963 Conversion of synthesis gas with iron-containing catalyst Arthur W. Chester , Albert B. Schwartz 1982-10-19
$7,125,000
4312790 Aromatics processing catalysts Arthur W. Chester 1982-01-26
$11,758,000
4298695 Conversion of synthesis gas with iron-containing catalyst Arthur W. Chester , Albert B. Schwartz 1981-11-03
$5,038,000
4293446 Conversion of synthesis gas with iron-containing catalyst Arthur W. Chester 1981-10-06
$15,164,000
4255349 Conversion of synthesis gas with iron-containing catalyst Arthur W. Chester 1981-03-10
$28,623,000
4245115 Selective carbonylation of olefinically unsaturated hydrocarbons using palladium-arsine or -stibine catalysts — 1981-01-13
$168,755,000
4207248 Conversion of synthesis gas with cobalt-containing fluid catalyst Francis V. Hanson , Howard S. Sherry 1980-06-10
$32,846,000
4207250 Conversion of synthesis gas with iron-containing fluid catalyst Howard S. Sherry 1980-06-10
$32,846,000
