Inventor
YAMAMOTO RONALD K
US30 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO RONALD K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
VITAPHORE CORP
5 patentsUS5059186AOct 22, 1991
Percutaneous access device
VITAPHORE CORP406 citations98
US4676782AJun 30, 1987
Positionable tissue interfacing device for the management of percutaneous conduits
VITAPHORE CORP270 citations98
US5487895AJan 30, 1996
Method for forming controlled release polymeric substrate
VITAPHORE CORP136 citations96
US4955890ASep 11, 1990
Surgical skin incision device, percutaneous infection control kit and methods of use
VITAPHORE CORP119 citations96
US5731005AMar 24, 1998
Hydrogel-based microsphere drug delivery systems
VITAPHORE CORP71 citations94
POINT BIOMEDICAL CORP
4 patentsUS6039967AMar 21, 2000
Intravesical drug delivery system
POINT BIOMEDICAL CORP123 citations99
US6524608B2Feb 25, 2003
Intravesical drug delivery system
POINT BIOMEDICAL CORP82 citations98
US6193951B1Feb 27, 2001
Microparticles useful as ultrasonic contrast agents
POINT BIOMEDICAL CORP117 citations97
US6776761B2Aug 17, 2004
Hollow microspheres with controlled fragility for medical use
POINT BIOMEDICAL CORP11 citations73
OXULAR LTD
4 patentsUS11096822B2Aug 24, 2021
Ophthalmic delivery device
OXULAR LTD7 citations83
US11154420B2Oct 26, 2021
Ophthalmic injection device
OXULAR LTD4 citations71
US11564834B2Jan 31, 2023
Sterile lyophilized drug compositions and methods for treating ocular diseases or conditions
OXULAR LTD2 citations68
US12390363B2Aug 19, 2025
Ophthalmic drug compositions
OXULAR LTD0 citations58