David Allen has been granted 5 US patents while listed as an inventor at Wright Chemical . The first was granted in 1991 and the most recent in July 2015. David Allen ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list David Allen in Holcomb, NY, US.
Patents per Year Patents granted per year, 1991 to 2015 Bar chart with a peak of 2 patents in 2002. peak 2 1991: 1 patents 1991 2001: 1 patents 2001 2002: 2 patents 2002 2015: 1 patents 2015
Issued Patents All Time
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Showing 1–5 of 5 patents
Patent # Title Co-Inventors Date Approx Value ⓘ
9091027 Asphalt composition Flavio Souza , Yong-Rak Kim , Roberto Soares 2015-07-28
6423862 Synthesis of vinyl carbonates for use in producing vinyl carbamates Heather Fort Henry , Becky Lynn Cahill , John Ponton, Jr. , Kathryn Marie Church 2002-07-23
6362363 Synthesis of vinyl carbonates for use in producing vinyl carbamates Heather Fort Henry , Becky Lynn Cahill , John Ponton, Jr. , Kathryn Marie Church 2002-03-26
6284911 Synthesis of vinyl carbonates for use in producing vinyl carbamates Heather Fort Henry , Becky Lynn Cahill , John Ponton, Jr. , Kathryn Marie Church 2001-09-04
5055586 Desulfurization of triazolothiadiazines Chang K. Kim , Wayne N. Lamicela 1991-10-08
$3,731,000