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

Thomas P. Chen — 5 Patents

3S3D Systems: 5 patents #59 of 374Top 20%
Santa Clarita, CA: #215 of 1,031 inventorsTop 25%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Thomas P. Chen has been granted 5 US patents while listed as an inventor at 3D Systems. The first was granted in 1993 and the most recent in December 2001. Thomas P. Chen ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Thomas P. Chen in Santa Clarita, CA, US.

Patents per Year

Patents granted per year, 1993 to 2001Bar chart with a peak of 1 patents in 1993.peak 11993: 1 patents19931994: 1 patents19941996: 1 patents19961998: 1 patents19982001: 1 patents2001

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6333741 Boolean layer comparison slice David E. Snead, Dennis R. Smalley, Adam L. Cohen, Joseph W. Allison, Thomas J. Vorgitch 2001-12-25
5854748 Boolean layer comparison slice David E. Snead, Dennis R. Smalley, Adam L. Cohen, Joseph W. Allison, Thomas J. Vorgitch 1998-12-29 $1,407,000
5481470 Boolean layer comparison slice David E. Snead, Dennis R. Smalley, Adam L. Cohen, Joseph W. Allison, Thomas J. Vorgitch 1996-01-02 $3,131,000
5321622 Boolean layer comparison slice David E. Snead, Dennis R. Smalley, Adam L. Cohen, Joseph W. Allison, Thomas J. Vorgitch 1994-06-14 $1,931,000
5182715 Rapid and accurate production of stereolighographic parts Thomas J. Vorgitch, Raymond A. Bradford, Grady O. Floyd, Harry Tarnoff, Wayne A. Vinson +8 more 1993-01-26