DL

David Darwin Lewis

KM Kap Medical: 3 patents #5 of 8Top 65%
PL Polatis Limited: 1 patents #4 of 9Top 45%
US USDA: 1 patents #1,162 of 2,828Top 45%
📍 Yorba Linda, CA: #132 of 818 inventorsTop 20%
🗺 California: #73,997 of 386,348 inventorsTop 20%
Overall (All Time): #637,982 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10327971 Bidirectional fluid flow valve and method Raj K. Gowda, Daniel Francis Rosenmayer 2019-06-25
9801767 Patient support apparatus and method Raj K. Gowda, Fidel Melgar 2017-10-31
9662253 Bidirectional fluid flow valve and method Raj K. Gowda, Daniel Francis Rosenmayer 2017-05-30
7324728 Optical connector with total internal reflection abutting surface Andrew Dames, Nicholas Parsons, Michael Grant, Adrian Holdsworth 2008-01-29
5663719 LED traffic signal light with automatic low-line voltage compensating circuit Raymond E. Deese 1997-09-02
5457450 LED traffic signal light with automatic low-line voltage compensating circuit Raymond E. Deese 1995-10-10
4987275 Multi-pole momentary membrane switch Meryl E. Miller, Leroy N. Nopper 1991-01-22
4864905 Multiple bandmill for making a plurality of sawlines in the same longitudinal plane at one time Jeanne D. Danielson 1989-09-12