Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Robert Hasselbaum — 4 Patents

ISInvensys Systems: 3 patents #89 of 328Top 30%
Worcester, MA: #231 of 1,103 inventorsTop 25%
Massachusetts: #27,912 of 88,656 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Robert Hasselbaum has been granted 4 US patents while listed as an inventor at Invensys Systems. The first was granted in 2002 and the most recent in November 2011. Robert Hasselbaum ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Robert Hasselbaum in Worcester, MA, US.

Patents per Year

Patents granted per year, 2002 to 2011Bar chart with a peak of 1 patents in 2002.peak 12002: 1 patents20022008: 1 patents20082010: 1 patents20102011: 1 patents2011

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8055371 Services portal Fred Sanford, Robert Bather, Martin Culverhouse, Walter Sikora, Melanie Russell +2 more 2011-11-08
7840296 Services portal Fred Sanford, Robert Bather, Martin Culverhouse, Walter Sikora, Melanie Russell +2 more 2010-11-23
7328078 Services portal Fred Sanford, Robert Bather, Martin Culverhouse, Walter Sikora, Melanie Russell +2 more 2008-02-05
6473786 Data acquisition and remote administration system Gaetane A. Scouras 2002-10-29