Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
MS

Michael Spencer — 10 Patents

Basf Se: 3 patents #4,656 of 13,826Top 35%
ENEngelhard: 3 patents #122 of 518Top 25%
Houston, TX: #2,304 of 21,073 inventorsTop 15%
Texas: #15,343 of 125,132 inventorsTop 15%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Michael Spencer has been granted 10 US patents while listed as an inventor at Basf Se. The first was granted in 1998 and the most recent in April 2021. Michael Spencer ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Michael Spencer in Houston, TX, US.

Patents per Year

Patents granted per year, 1998 to 2021Bar chart with a peak of 2 patents in 2002.peak 21998: 1 patents19982002: 2 patents20022013: 1 patents20132014: 1 patents20142016: 1 patents20162017: 2 patents20172019: 1 patents20192021: 1 patents2021

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10974969 Methods and compositions for microwave catalytic ammonia synthesis Jianli Hu, Dushyant Shekhawat, Christina Wildfire, Robert A. Dagle, Hanjing Tian +3 more 2021-04-13
10273321 Process of polymerization catalyst production with controlled catalyst properties and use of same in olefin polymerizations Vladimir Marin, Ahmed Hintolay 2019-04-30
9714302 Process for preparing spherical polymerization catalyst components for use in olefin polymerizations Kayo Umezawa-Vizzini, Vladimir Marin, Neil J. O'Reilly, Ahmed Hintolay 2017-07-25
9593182 Process of polymerization catalyst production with controlled catalyst properties and use of same in olefin polymerizations Vladimir Marin, Ahmed Hintolay 2017-03-14
9403924 Process of production of large and spherical polymerization catalyst and use of same in olefin polymerizations Kayo Umezawa-Vizzini 2016-08-02
8685879 Emulsion process for improved large spherical polypropylene catalysts Neil J. O'Reilly 2014-04-01
8344079 Molar ratio modifications to larger polyolefin catalysts 2013-01-01
6469112 (Cycloalkyl)methyl silanes as external donors for polyolefin catalysts Chung-Ping Cheng 2002-10-22 $16,778,000
6340066 Pollutant treating devices and methods of making the same Joseph C. Dettling, John J. Steger, Robert V. Russo 2002-01-22 $11,437,000
5827577 Method and apparatus for applying catalytic and/or adsorbent coatings on a substrate 1998-10-27 $22,988,000