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

Chi Hoang — 7 Patents

TYTycom: 3 patents #3 of 11Top 30%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Tustin, CA: #233 of 1,327 inventorsTop 20%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Chi Hoang has been granted 7 US patents while listed as an inventor at Tycom. The first was granted in 2000 and the most recent in November 2017. Chi Hoang ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Chi Hoang in Tustin, CA, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9810971 Configurable compact motorized dolly 2017-11-07
7479056 Automated drill bit re-sharpening and verification system Paul D Mortell, David M. McElrone, Gary Erpenbeck, Walter James Frandsen, Jr., Charles S. Slemon 2009-01-20
7338344 Automated drill bit re-sharpening and verification system Paul D Mortell, David M. McElrone, Gary Erpenbeck, Walter James Frandsen, Jr., Charles S. Slemon 2008-03-04
7070483 Automated drill bit re-sharpening and verification system Paul D Mortell, David M. McElrone, Gary Erpenbeck, Walter James Frandsen, Jr., Charles S. Slemon 2006-07-04
6517411 Automated drill bit re-sharpening and verification system Paul D Mortell, David M. McElrone, Gary Erpenbeck, Walter James Frandsen, Jr., Charles S. Slemon 2003-02-11
6283824 Automated drill bit re-sharpening and verification system Paul D Mortell, David M. McElrone, Gary Erpenbeck, Walter James Frandsen, Jr., Charles S. Slemon 2001-09-04 $97,338,000
6030276 Automated drill bit re-shapening and verification system Paul D Mortell, David M. McElrone, Gary Erpenbeck, Walter James Frandsen, Jr., Charles S. Slemon 2000-02-29