Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RL

Robert G. Lippitt — 6 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
CTCook Medical Technologies: 1 patents #542 of 905Top 60%
Smithfield, NC: #5 of 57 inventorsTop 9%
North Carolina: #8,673 of 45,564 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Robert G. Lippitt has been granted 6 US patents while listed as an inventor at Unknown. The first was granted in 1999 and the most recent in November 2018. Robert G. Lippitt ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Robert G. Lippitt in Smithfield, NC, US.

Patents per Year

Patents granted per year, 1999 to 2018Bar chart with a peak of 2 patents in 1999.peak 21999: 2 patents19992002: 1 patents20022006: 1 patents20062007: 1 patents20072018: 1 patents2018

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10117661 Stone extracting medical device with better stone retention Raymond F. Lippitt 2018-11-06
7210210 Method of making a medical grasper Raymond F. Lippitt, Andrew R. Leopold 2007-05-01
7041108 Grasper mechanism with biased fixed flexure elements Raymond F. Lippitt, Andrew R. Leopold 2006-05-09
6368327 Medical device Raymond F. Lippitt, Andrew R. Leopold 2002-04-09
5924175 Annularly expanding and retracting gripping and releasing mechanism Raymond F. Lippitt 1999-07-20
5906622 Positively expanded and retracted medical extractor Raymond F. Lippitt 1999-05-25