Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11433346 | Dehydration processes utilizing cationic zeolite RHO | Yu Wang, Daniel P. Leta, Peter I. Ravikovitch, Harry W. Deckman, Scott J. Weigel | 2022-09-06 |
| 9737846 | Adsorbent materials and methods of use | Daniel P. Leta, Preeti Kamakoti, Peter I. Ravikovitch, Joshua Varon, Tilman W. Beutel +5 more | 2017-08-22 |
| 9365431 | Synthesis of ZSM-58 crystals with improved morphology | Ivy D. Johnson, Nadya A. Hrycenko, Machteld M. Mertens, Brita Engels | 2016-06-14 |
| 9168483 | DDR type zeolites with stabilized adsorption | Peter I. Ravikovitch, Charanjit S. Paur, Ivy D. Johnson, Harry W. Deckman | 2015-10-27 |
| 8715545 | Systems and methods for forming high performance compressible objects | Dennis G. Peiffer, Richard S. Polizzotti, Arnold Lustiger, David C. Dalrymple, Walter T. Matuszek | 2014-05-06 |
| 8088716 | Compressible objects having a predetermined internal pressure combined with a drilling fluid to form a variable density drilling mud | Richard S. Polizzotti, Dennis G. Peiffer, Ramesh Gupta, Norman Pokutylowicz, Michael J. Luton +1 more | 2012-01-03 |
| 8088717 | Compressible objects having partial foam interiors combined with a drilling fluid to form a variable density drilling mud | Richard S. Polizzotti, Dennis G. Peiffer, Ramesh Gupta, Norman Pokutylowicz, Michael J. Luton +1 more | 2012-01-03 |
| 8076269 | Compressible objects combined with a drilling fluid to form a variable density drilling mud | Richard S. Polizzotti, Dennis G. Peiffer, Ramesh Gupta, Norman Pokutylowicz, Michael J. Luton +1 more | 2011-12-13 |
| 7980329 | System for managing variable density drilling mud | Paul Matthew Spiecker, Pavlin B. Entchev, Ramesh Gupta, Richard S. Polizzotti, Dennis G. Peiffer +1 more | 2011-07-19 |
| 7972555 | Method for fabricating compressible objects for a variable density drilling mud | Richard S. Polizzotti, Dennis G. Peiffer, Ramesh Gupta, Norman Pokutylowicz, Michael J. Luton +1 more | 2011-07-05 |
| 7677332 | Method and apparatus for managing variable density drilling mud | Paul Matthew Spiecker, Pavlin B. Entchev, Ramesh Gupta, Richard S. Polizzotti, Dennis G. Peiffer +1 more | 2010-03-16 |