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

Robert Hu — 5 Patents

Apple: 1 patents #12,397 of 18,612Top 70%
Tempe, AZ: #576 of 2,648 inventorsTop 25%
Arizona: #6,948 of 32,909 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Robert Hu has been granted 5 US patents while listed as an inventor at Apple. The first was granted in 1992 and the most recent in November 2014. Robert Hu ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Robert Hu in Tempe, AZ, US.

Patents per Year

Patents granted per year, 1992 to 2014Bar chart with a peak of 1 patents in 1992.peak 11992: 1 patents19921993: 1 patents19931998: 1 patents19981999: 1 patents19992014: 1 patents2014

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8886886 System cache with sticky removal engine Sukalpa Biswas, Shinye Shiu, James Wang 2014-11-11 $85,451,000
5984951 Ice cooling medical device and method Craig Weiss 1999-11-16
5774178 Apparatus and method for rearranging digitized single-beam color video data and controlling output sequence and timing for multiple-beam color display Mao-Jin Chern, Yee-Lu Zhaog, Yen-Chen Chen 1998-06-30
5177784 Head-set telephone device and method Jonathan Hu 1993-01-05
5117823 Ice cooling medical device and method Craig Weiss 1992-06-02