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USPTO Patent Rankings Data through Dec 31, 2025
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Chi-Hing Chiu — 2 Patents

3M: 2 patents #5,350 of 11,543Top 50%
Woodbury, MN: #926 of 1,562 inventorsTop 60%
Minnesota: #24,068 of 52,454 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Chi-Hing Chiu has been granted 2 US patents while listed as an inventor at 3M. The first was granted in 2001 and the most recent in March 2004. Chi-Hing Chiu ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Chi-Hing Chiu in Woodbury, MN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6699927 Molding composition containing a debinding catalyst for making ceramic microstructures Chikafumi Yokoyama, Takaki Sugimoto 2004-03-02 $27,834,000
6306948 Molding composition containing a debinding catalyst for making ceramic microstructures Chikafumi Yokoyama, Takaki Sugimoto 2001-10-23 $39,318,000