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

Dai Junyan — 1 Patent

IBM: 1 patents #44,878 of 70,183Top 65%
Ithaca, NY: #1,000 of 1,653 inventorsTop 65%
New York: #67,828 of 115,490 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Dai Junyan has been granted 1 US patent while listed as an inventor at IBM. All of these patents were granted in 2003. Dai Junyan ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Dai Junyan in Ithaca, NY, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6586156 Etch improved resist systems containing acrylate (or methacrylate) silane monomers Marie Angelopoulos, Wu-Song Huang, Ranee W. Kwong, Robert N. Lang, Arpan Mahorowala +3 more 2003-07-01 $13,647,000