FO

Francis Olschafskie

📍 Boston, MA: #1,459 of 5,993 inventorsTop 25%
🗺 Massachusetts: #23,459 of 88,656 inventorsTop 30%
Overall (All Time): #1,009,950 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8793219 Excerpt retrieval system Allan Chasanoff 2014-07-29
6616038 Selective text retrieval system Allan Chasanoff 2003-09-09
6460766 Graphic symbols and method and system for identification of same Allan Chasanoff 2002-10-08
5574804 Hand-held scanner Allan Chasanoff 1996-11-12
5301243 Hand-held character-oriented scanner with external view area Allan Chasanoff 1994-04-05