BM

Betty Z. Mei

3M: 6 patents #2,536 of 11,543Top 25%
📍 Woodbury, MN: #548 of 1,562 inventorsTop 40%
🗺 Minnesota: #11,810 of 52,454 inventorsTop 25%
Overall (All Time): #876,627 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6849329 Charged microfibers, microfibrillated articles and use thereof Mario A. Perez, Diane R. Wolk, Seyed A. Angadjivand, Michael D. Swan 2005-02-01
6420024 Charged microfibers, microfibrillated articles and use thereof Mario A. Perez, Michael D. Swan 2002-07-16
6261342 Method of removing particulate solid or liquid aerosol from a gas Alan D. Rousseau, Marvin E. Jones 2001-07-17
6238466 Electret articles and filters with increased oily mist resistance Alan D. Rousseau, Marvin E. Jones 2001-05-29
6214094 Electret filters that exhibit increased oily mist resistance Alan D. Rousseau, Marvin E. Jones 2001-04-10
6068799 Method of making electret articles and filters with increased oily mist resistance Alan D. Rousseau, Marvin E. Jones 2000-05-30