DH

Daniel P. Hagewiesche

Chevron: 14 patents #312 of 4,788Top 7%
Overall (All Time): #353,300 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8563794 Extending the life of an aromatization catalyst Scott H. Brown, Tin-Tack Peter Cheung, Baiyi Zhao 2013-10-22
8288603 Extending the life of an aromatization catalyst Scott H. Brown, Tin-Tack Peter Cheung, Baiyi Zhao 2012-10-16
7868217 Extending the life of an aromatization catalyst Scott H. Brown, Tin-Tack Peter Cheung, Baiyi Zhao 2011-01-11
RE38532 Hydrodealkylation processes John V. Heyse, Bernard F. Mulaskey, Robert A. Innes, William J. Cannella, David C. Kramer 2004-06-08
6602483 Increasing production in hydrocarbon conversion processes John V. Heyse, Paul M. Spindler 2003-08-05
6551660 Method for removing reactive metal from a reactor system Dennis L. Holtermann, Hong Chiu Chen, Richard M Wolpert, Charles R. Wilson 2003-04-22
6548030 Apparatus for hydrocarbon processing John V. Heyse, Bernard F. Mulaskey, Robert A. Innes, Gale L. Hubred, Steven Clay Moore +4 more 2003-04-15
6419986 Method for removing reactive metal from a reactor system Dennis L. Holtermann, Hong Chiu Chen, Richard M Wolpert, Charles R. Wilson 2002-07-16
6274113 Increasing production in hydrocarbon conversion processes John V. Heyse, Paul M. Spindler 2001-08-14
6139909 Using hydrocarbon streams to prepare a metallic protective layer 2000-10-31
5866743 Hydrodealkylation processes John V. Heyse, Bernard F. Mulaskey, Robert A. Innes, William J. Cannella, David C. Kramer 1999-02-02
5863418 Low-sulfur reforming process John V. Heyse, Bernard F. Mulaskey, Robert A. Innes, Gale L. Hubred, Steven Clay Moore +5 more 1999-01-26
5849969 Hydrodealkylation processes John V. Heyse, Bernard F. Mulaskey, Robert A. Innes, William J. Cannella, David C. Kramer 1998-12-15
5658452 Increasing production in hydrocarbon conversion processes John V. Heyse, Paul M. Spindler 1997-08-19