Inventor · disambiguated record
Betty Z. Mei
Also filed as: MEI BETTY Z
6 granted patents·1 pending application·629 citations·filing 1997–2002
89Inventor score
Files with3M INNOVATIVE PROPERTIES CO7
Top patents by PatentIndex Score
7 records- 0198US6849329B2Charged microfibers, microfibrillated articles and use thereof3M INNOVATIVE PROPERTIES CO·Filed 2002·Granted Feb 1, 2005·113 cites·23 claims
- 0298US6420024B1Charged microfibers, microfibrillated articles and use thereof3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Jul 16, 2002·174 cites·9 claims
- 0397US6214094B1Electret filters that exhibit increased oily mist resistance3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Apr 10, 2001·122 cites·19 claims
- 0496US6238466B1Electret articles and filters with increased oily mist resistance3M INNOVATIVE PROPERTIES CO·Filed 1997·Granted May 29, 2001·97 cites·43 claims
- 0590US6068799AMethod of making electret articles and filters with increased oily mist resistance3M INNOVATIVE PROPERTIES CO·Filed 1997·Granted May 30, 2000·85 cites·21 claims
- 0688US6261342B1Method of removing particulate solid or liquid aerosol from a gas3M INNOVATIVE PROPERTIES CO·Filed 2000·Granted Jul 17, 2001·38 cites·13 claims
- 0735US2003054716A1Method of making an electret3M INNOVATIVE PROPERTIES CO·Filed 2001·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Betty Z. Mei files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →