Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Porous hollow fiber membrane having chelate formability and method for recovery of germanium oxide using the porous hollow fiber membrane

Porous hollow fiber membrane having chelate formability and method for recovery of germanium oxide using the porous hollow fiber membrane

US Patent 6787117 · Granted Sep 7, 2004

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Lid body portion and electronic device package using the lid body portion and el2016
Method for rapidly developing gene switches and gene circuits2016
Material for removing cauxin in cat urine2015
Protein-adsorbing material and method for producing the same2013
Method of fabricating hermetic terminal and hermetic terminal, method of fabrica2010
Digital data receiver2004
Diagnostic reagent for complications associated with diabetes or renal failure2001
Adsorptive materials and process for producing them1996
Process for producing filtration membranes having amino acids that are capable o1994
Process for producing a bifunctional filter membrane having iminodiacetic acid g1991
Automatic baking apparatus1990