Inventor · disambiguated record
Albert H. D. Alexander
Also filed as: ALEXANDER ALBERT H D
4 granted patents·169 citations·filing 1972–1998
81Inventor score
Top patents by PatentIndex Score
4 records- 0182US5961438AMethod and apparatus for the injection disposal of solid and liquid waste materials into subpressured earth formations penetrated by a boreholeFiled 1998·Granted Oct 5, 1999·50 cites·50 claims
- 0277US5589603AMethod and apparatus for the injection disposal of solid and liquid waste materials from the drilling and production of oil and gas wellsNEWPARK RESOURCES INC·Filed 1994·Granted Dec 31, 1996·76 cites·35 claims
- 0356US3956142ANoncorroding water base drilling fluids and additive system for makingOIL BASE·Filed 1972·Granted May 11, 1976·10 cites·12 claims
- 0453US5734988AMethod and apparatus for the injection disposal of solid and liquid waste materials into subpressured earth formations penetrated by a boreholeFiled 1996·Granted Mar 31, 1998·33 cites·50 claims
Join the waitlist — get patent alerts
Get an alert when Albert H. D. Alexander files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →