Robert LeGrand — 4 Patents at IBM

Robert LeGrand has been granted 4 US patents while listed as an inventor at IBM. The first was granted in 1990 and the most recent in May 2005. Robert LeGrand ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Robert LeGrand in Dover, NJ, US.

Patents per Year

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
6898628	System and method for providing positional authentication for client-server systems	Steven A. Bade, Mark D. McLaughlin	2005-05-24	$7,850,000
6778837	System and method for providing access to mobile devices based on positional data	Steven A. Bade, Mark D. McLaughlin	2004-08-17	$5,840,000
5269634	Apparatus and method for sequential batch anaerobic composting of high-solids organic feedstocks	David P. Chynoweth	1993-12-14
4957532	Glass-treating furnace with roller conveyor	David Jacobson, Keith Gardener	1990-09-18

Robert LeGrand — 4 Patents

Patents per Year

Issued Patents All Time

Patent Widget