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RAYMOND DOUGLAS
US
3 patents
Top patents
by PatentIndex Score
US8622897B2
Jan 7, 2014
Surgical methods and surgical kits
RAYMOND DOUGLAS
40 citations
96
US8602984B2
Dec 10, 2013
Surgical retractor systems and illuminated cannulae
RAYMOND DOUGLAS
58 citations
96
US4836821A
Jun 6, 1989
Toy birthing apparatus with chugging-like delivery motion
RAYMOND DOUGLAS
66 citations
95