Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
LM

Lea MacDonald — 6 Patents

OROrcon: 4 patents #1 of 28Top 4%
Schreiber, CA: #220 of 2,446 inventorsTop 9%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Lea MacDonald has been granted 6 US patents while listed as an inventor at Orcon. The first was granted in 1992 and the most recent in August 2002. Lea MacDonald ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Lea MacDonald in Schreiber, ON, CA.

Patents per Year

Patents granted per year, 1992 to 2002Bar chart with a peak of 2 patents in 1992.peak 21992: 2 patents19921993: 1 patents19931999: 1 patents19992001: 1 patents20012002: 1 patents2002

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6427569 Method and tool for repairing seams in sheet materials 2002-08-06
6308422 Method and tool for repairing seams in sheet materials 2001-10-30
5976290 Apparatus and method for seaming carpets Chris Carl Steeves 1999-11-02
5209148 Carpeting cutter for use in seaming wall-to-wall carpeting and method for using the same 1993-05-11
5159758 Carpet cutting tool 1992-11-03
5103564 Sectioned cutting blade 1992-04-14