HE

Harold Hargreaves Engstrom

📍 Lincoln, MA: #144 of 335 inventorsTop 45%
🗺 Massachusetts: #27,608 of 88,656 inventorsTop 35%
Overall (All Time): #1,270,032 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
10401212 Automated hopper and belt conveyor apparatus Jeremiah Alexander 2019-09-03
6618732 Database query handler supporting querying of textual annotations of relations between data objects Jason S. White, Rebecca Hall 2003-09-09
6618733 View navigation for creation, update and querying of data objects and textual annotations of relations between data objects Jason S. White, Rebecca Hall 2003-09-09
6609132 Object data model for a framework for creation, update and view navigation of data objects and textual annotations of relations between data objects Jason S. White, Rebecca Hall 2003-08-19