Inventor
JOHNSON RICHARD ALAN
GB19 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON RICHARD ALAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
QUADRANT HEALTHCARE UK LTD
8 patentsUS6344182B1Feb 5, 2002
Preparation of diagnostic agents by spray drying
QUADRANT HEALTHCARE UK LTD100 citations98
US6015546AJan 18, 2000
Preparation of further diagnostic agents
QUADRANT HEALTHCARE UK LTD123 citations98
US5957848ASep 28, 1999
Preparation of further diagnostic agents
QUADRANT HEALTHCARE UK LTD76 citations97
US6348186B1Feb 19, 2002
Preparation of further diagnostic agents
QUADRANT HEALTHCARE UK LTD60 citations96
US5955108ASep 21, 1999
Cross-linked microparticles and their use as therapeutic vehicles
QUADRANT HEALTHCARE UK LTD56 citations96
US6068600AMay 30, 2000
Use of hollow microcapsules
QUADRANT HEALTHCARE UK LTD68 citations94
US6416741B1Jul 9, 2002
Preparation of further diagnostic agents
QUADRANT HEALTHCARE UK LTD10 citations82
US6623722B1Sep 23, 2003
Spray-drying microcapsules using an aqueous liquid containing a volatile liquid
QUADRANT HEALTHCARE UK LTD8 citations72
ANDARIS LTD
4 patentsUS5741478AApr 21, 1998
Preparation of hollow microcapsules by spray-drying an aqueous solution of a wall-forming material and a water-miscible solvent
ANDARIS LTD96 citations95
US6017310AJan 25, 2000
Use of hollow microcapsules
ANDARIS LTD69 citations91
US5961459AOct 5, 1999
Use of hollow microcapsules in diagnosis and therapy
ANDARIS LTD22 citations88
US6204054B1Mar 20, 2001
Transcytosis vehicles and enchancers for drug delivery
ANDARIS LTD43 citations87