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

Peter L. Steer — 76 Patents

ESE.R. Squibb & Sons.: 39 patents #6 of 513Top 2%
CLCraig Medical Products Limited: 19 patents #1 of 3Top 35%
KCKingsdown Medical Consultants: 10 patents #1 of 3Top 35%
Bristol-Myers Squibb: 5 patents #1,010 of 3,969Top 30%
EIEdward Weck Incorporated: 1 patents #19 of 38Top 50%
LGLisa Draexlmaier Gmbh: 1 patents #114 of 299Top 40%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
AKAlanod Gmbh & Co. Kg: 1 patents #4 of 18Top 25%
Birkenfeld, DE: #1 of 1,442 inventorsTop 1%
Overall (All Time): #25,104 of 4,157,543Top 1%
76 Patents All Time

Issued Patents All Time

Showing 26–50 of 76 patents

Patent #TitleCo-InventorsDate
4963136 Coupling for attaching an ostomy or pouch to a medical grade adhesive pad Neil Wiltshire 1990-10-16
4950261 Ostomy coupling 1990-08-21
4940461 Filter for attachment to an ostomy bag 1990-07-10
4931045 Low profile ostomy bag coupling 1990-06-05
4925216 Method and apparatus for attaching a catheter to a bag such as a wound drainage bag 1990-05-15
4917692 Faecal incontinence bag Ronald A. Plass 1990-04-17
4909478 Tap for drainage bag 1990-03-20
4892530 Ostomy coupling 1990-01-09
4890608 Attachment assembly for use on the human skin 1990-01-02
4883477 Ostomy appliance 1989-11-28
4880016 Penile clamp Peter H. L. Worth, Ann Eaton 1989-11-14
4876788 Method of making a leakproof connection about the outlet tube of a liquid containment bag Graham E. Steer 1989-10-31
4867749 Urostomy appliance 1989-09-19
D303575 Wound drainage bag 1989-09-19
D303574 Wound drainage bag 1989-09-19
4854737 Bags for containing liquids Graham E. Steer 1989-08-08
D302307 Wound care pouch 1989-07-18
D302306 Wound care pouch 1989-07-18
4834732 Ostomy coupling Neil Wiltshire 1989-05-30
4795435 Device for protecting a wound 1989-01-03
4781708 Telescoping coupling for an ostomy appliance 1988-11-01
4775373 Ostomy appliance 1988-10-04
4770445 Tube coupling John V. Edwards 1988-09-13
4723951 Gas filter arrangement for ostomy or ileostomy bags 1988-02-09
4717388 Bag and valve assembly for medical use John V. Edwards 1988-01-05