Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Excel Precision › Jean Chi
JC

Jean Chi — 1 Patent

EPExcel Precision: 1 patents #2 of 9Top 25%
San Jose, CA: #22,679 of 32,062 inventorsTop 75%
California: #249,524 of 386,348 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Jean Chi has been granted 1 US patent while listed as an inventor at Excel Precision. All of these patents were granted in 1999. Jean Chi ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Jean Chi in San Jose, CA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5991112 Non-contact servotrack writing with phase sensitive detection Hubert Song, John Tsai, Mervyn L. Hopson, Kam Fung Yan 1999-11-23

Frequent Collaborators

Hubert Song1 shared
Mervyn L. Hopson1 shared
John Tsai1 shared
Kam Fung Yan1 shared

Nearby-Ranked Inventors

Andrew Whitesides Lloyd1
Xianwu Meng1
Phillip COLETTI1
Yuchen Mao1
Sheng'an ZHANG1
Hayeong Nam1
Pedro Fernando Gomez Fernandez1
Kira Astakhova1
Amir EISEN1