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

Thomas R. Johnson

ECEndoscopic Concepts: 5 patents #3 of 7Top 45%
MEMedi-Ject: 4 patents #3 of 15Top 20%
HEHeartware: 4 patents #23 of 100Top 25%
LCLcdrives: 4 patents #2 of 5Top 40%
MEMedtronic: 2 patents #3,096 of 6,325Top 50%
THTheragenics: 2 patents #13 of 30Top 45%
Caterpillar: 1 patents #4,437 of 8,398Top 55%
Delphi Technologies: 1 patents #2,130 of 4,124Top 55%
Milford, NH: #2 of 173 inventorsTop 2%
New Hampshire: #315 of 12,181 inventorsTop 3%
Overall (All Time): #111,734 of 4,157,543Top 3%
32 Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
5304147 Injection syringe Andrew L. Cote, Sr. 1994-04-19
5273546 Hemostasis valve Brian E. McLaughlin 1993-12-28
5263962 Balloon catheter and method of using the same Andrew L. Cote, Sr. 1993-11-23
5125903 Hemostasis valve Brian E. McLaughlin 1992-06-30
D324387 Stereo speaker 1992-03-03
4995865 Multi-lumen catheters William J. Gahara 1991-02-26
4950239 Angioplasty balloons and balloon catheters William J. Gahara, Tilak M. Shah 1990-08-21