Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DR

Dale A. Rorabaugh — 9 Patents

CRCrative: 1 patents #17 of 46Top 40%
Healdsburg, CA: #15 of 126 inventorsTop 15%
California: #66,801 of 386,348 inventorsTop 20%
Overall (All Time): #567,060 of 4,157,543Top 15%
9 Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9877647 Device for detection of diabetes Keith D. Ignotz, Neil M. Davis, Vincent F. Brancaccio, Paul Williams, Craig H. Misrach 2018-01-30
8989848 Apparatus and method for non-invasively detecting diseases that affect structural properties in biological tissues Neil M. Davis, Vincent F. Brancaccio, Paul Williams 2015-03-24
6116738 Corneal topographer with central and peripheral measurement capability 2000-09-12
6089740 Multipurpose dental lamp apparatus Joseph M. Forehand, Vernon Kim Kutsch, Bryan G. Moore 2000-07-18
6048065 Distance optimizing apparatus for a placido-based eye observation system Neil M. Davis, Vincent F. Brancaccio 2000-04-11
5790227 Highest-ophthalmic-quality hand-assembled instant multi-focal prescription eyeglasses custom adjusted to wearer astigmatism, pupillary distance and/or segment height 1998-08-04
5755173 Amphibious automobile with a sleek displacement hull in the substantial contour of a canoe Ron Costa 1998-05-26
5544607 Moveable sponsons for hydrofoil watercraft, including both large entended-performance hydrofoil watercraft and leaping personal hydrofoil watercraft Ron Costa 1996-08-13
5035500 Automated ocular perimetry, particularly kinetic perimetry Neil M. Davis, George A. Mansfield, Jr., Vince Brancaccio 1991-07-30