Inventor
CHANG WILLIAM H L
US13 patents
⚠️ This page may combine multiple inventors who share the name “CHANG WILLIAM H L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STRYKER CORP
7 patentsUS6224542B1May 1, 2001
Endoscopic camera system with non-mechanical zoom
STRYKER CORP239 citations97
US6527704B1Mar 4, 2003
Endoscopic camera system integrated with a trocar sleeve
STRYKER CORP229 citations96
US6791601B1Sep 14, 2004
Multi-function image and video capture device for use in an endoscopic camera system
STRYKER CORP91 citations95
US6533721B1Mar 18, 2003
Endoscopic camera system with automatic non-mechanical focus
STRYKER CORP26 citations91
US6932760B1Aug 23, 2005
Autoclavable coupler for endoscopic camera system
STRYKER CORP27 citations90
US8373748B2Feb 12, 2013
Automatic endoscope recognition and selection of image processing and display settings
STRYKER CORP7 citations74
US10702130B2Jul 7, 2020
Tamper-evident camera enclosure
STRYKER CORP0 citations48
HAMEL ANDREW J
3 patentsUS9035741B2May 19, 2015
Foot-operated control console for wirelessly controlling medical devices
HAMEL ANDREW J224 citations97
US10080554B2Sep 25, 2018
Foot-operated control console for wirelessly controlling medical devices
HAMEL ANDREW J8 citations82
US9681858B2Jun 20, 2017
Foot-operated control console for wirelessly controlling medical devices
HAMEL ANDREW J0 citations50