Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Max P. McDaniel — 539 Patents

Chevron: 307 patents #1 of 4,788Top 1%
PPPhillips Petroleum: 225 patents #1 of 2,260Top 1%
Bartlesville, OK: #1 of 1,143 inventorsTop 1%
Oklahoma: #1 of 12,736 inventorsTop 1%
Overall (All Time): #331 of 4,157,543Top 1%
539 Patents All Time
Max P. McDaniel has been granted 539 US patents while listed as an inventor at Chevron. The first was granted in 1980 and the most recent in December 2025. Max P. McDaniel ranks #331 of 4,157,543 US inventors in our database (top 0.01%). Patent records list Max P. McDaniel in Bartlesville, OK, US.

Issued Patents All Time

Showing 1–25 of 539 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12502656 Methods of chromium catalyst activation to reduce gels and improve melt index potential Zhi Liu Gu, Ted H. Cymbaluk, Anand Ramanathan, Julian Abrego, Taryn Huber +1 more 2025-12-23
12435021 Chromium-catalyzed production of alcohols from hydrocarbons in the presence of oxygen Jared L. Barr, Carlos A. Cruz, Masud M. Monwar, Kathy S. Clear 2025-10-07
12421331 Systems and methods for chromium catalyst activation Zhihui Gu, Ted H. Cymbaluk, Anand Ramanathan, Julian Abrego, Taryn Huber +3 more 2025-09-23
12403454 Methods of chromium catalyst activation to reduce gels and improve melt index potential Zhihui Gu, Ted H. Cymbaluk, Anand Ramanathan, Julian Abrego, Taryn Huber +1 more 2025-09-02
12370536 Hydrocyclone modification of catalyst system components for use in olefin polymerization Mark Scott, Evan Merk 2025-07-29
12365746 Aqueous methods for titanating a chromium/silica catalyst with an alkali metal Anand Ramanathan, Jared L. Barr, Andrew T. Blagg, Christopher E. Wittner, Alan L. Solenberger +2 more 2025-07-22
12351545 Methanol production from methane utilizing a supported chromium catalyst Jamie N. Sutherland, James Hillier, Gregory G. Hendrickson 2025-07-08
12351670 Modifications of sulfated bentonites and uses thereof in metallocene catalyst systems for olefin polymerization Qing Yang, Ryan N. Rose, Kathy S. Clear, Graham R. Lief, Eric D. Schwerdtfeger +3 more 2025-07-08
12351657 Controlling long-chain branch content with dual activator-supports Graham R. Lief, Qing Yang, Carlos A. Cruz, Yongwoo Inn, Jared L. Barr 2025-07-08
12350650 Methods for making supported chromium catalysts with increased polymerization activity Kathy S. Clear 2025-07-08
12325829 Solid oxide and chemically-treated solid oxide catalysts for the pyrolysis of polyethylene David W. Dockter, Kathy S. Clear 2025-06-10
12319770 High porosity fluorided silica-coated alumina activator-supports and uses thereof in metallocene-based catalyst systems for olefin polymerization Eric D. Schwerdtfeger, Qing Yang, Carlos A. Cruz, Jinping Zhou, Anand Ramanathan +2 more 2025-06-03
12319774 Particle size control of silyl chromate catalysts and uses thereof in fluidized bed reactors Eric D. Schwerdtfeger, Jeffrey S. Lowell, Scott E. Kufeld 2025-06-03
12275679 Transition metal-catalyzed production of alcohol and carbonyl compounds from hydrocarbons Masud M. Monwar, Jared L. Barr, Carlos A. Cruz, Kathy S. Clear, William C. Ellis 2025-04-15
12269911 Aqueous methods for titanating a chromium/silica catalyst with an alkali metal Anand Ramanathan, Jared L. Barr, Andrew T. Blagg, Christopher E. Wittner, Alan L. Solenberger +2 more 2025-04-08
12246312 Processes for producing fluorided solid oxides and uses thereof in metallocene-based catalyst systems Kathy S. Clear, Qing Yang, Tony R. Crain 2025-03-11
12240964 Dual catalyst system for producing LLDPE and MDPE copolymers with long chain branching for film applications Errun Ding, Chung Ching Tso, Ashish M. Sukhadia, Youlu Yu, Randall S. Muninger +2 more 2025-03-04
12240933 Processes for preparing metallocene-based catalyst systems for the control of long chain branch content Qing Yang, Tony R. Crain 2025-03-04
12202914 Rapid activation process and activation treatments for chromium catalysts for producing high melt index polyethylenes Kathy S. Clear, William C. Ellis, Deloris R. Gagan, Ted H. Cymbaluk 2025-01-21
12161997 Aqueous methods for titanating a chromium/silica catalyst Kathy S. Clear, Eric D. Schwerdtfeger, Jeremy M. Praetorius 2024-12-10
12157109 Methods for making supported chromium catalysts with increased polymerization activity Kathy S. Clear 2024-12-03
12152199 Solid oxide and chemically-treated solid oxide catalysts for the pyrolysis of polyethylene David W. Dockter, Kathy S. Clear 2024-11-26
12146018 High porosity fluorided silica-coated alumina activator-supports and uses thereof in metallocene-based catalyst systems for olefin polymerization Eric D. Schwerdtfeger, Qing Yang, Carlos A. Cruz, Jinping Zhou, Anand Ramanathan +2 more 2024-11-19
12134591 Methanol production from methane utilizing a supported chromium catalyst Jamie N. Sutherland, James Hillier, Gregory G. Hendrickson 2024-11-05
12122857 Controlling long-chain branch content with dual activator-supports Graham R. Lief, Qing Yang, Carlos A. Cruz, Yongwoo Inn, Jared L. Barr 2024-10-22