MW

Margaret B. Willbrant

AC A.W. Chesterton: 5 patents #8 of 56Top 15%
📍 Derry, NH: #63 of 295 inventorsTop 25%
🗺 New Hampshire: #2,841 of 12,181 inventorsTop 25%
Overall (All Time): #1,054,930 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5489105 Sleeve for shaft seal Ann T. Attenasio, Henri V. Azibert 1996-02-06
5333882 Balanced mechanical seal assembly and flow ring therefor Henri V. Azibert, Ann T. Attenasio 1994-08-02
5213340 Balanced mechanical seal Henri V. Azibert, Ann T. Attenasio 1993-05-25
5209496 Universal seal or packing gland Henri V. Azibert, Marlen S. Clark, Ann T. Attenasio 1993-05-11
5203575 Balanced mechanical seal assembly and flow ring therefor Henri V. Azibert, Ann T. Attenasio 1993-04-20