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USPTO Patent Rankings Data through Dec 31, 2025
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Robert E. Strange — 5 Patents

JEJancy Engineering: 5 patents #1 of 6Top 20%
Grosse Pointe Woods, MI: #44 of 222 inventorsTop 20%
Michigan: #18,552 of 86,293 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Robert E. Strange has been granted 5 US patents while listed as an inventor at Jancy Engineering. The first was granted in 1983 and the most recent in April 2002. Robert E. Strange ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Robert E. Strange in Grosse Pointe Woods, MI, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6375396 Hole cutting tool with drill pilot Michael Fangmann, William C. McKay 2002-04-23
5415503 Portable drilling machine with internal motor control cord William C. McKay, Michael Fangmann 1995-05-16
5281060 Annular hole cutter William C. McKay, Michael Fangmann, Timothy M. Flaherty 1994-01-25
4596499 Center-free drill Michael Fangmann, William C. McKay 1986-06-24
4385853 Arbor for rotary cutting tool Charles F. Morris 1983-05-31