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

Iwei Technology Co. — 6 Patents

Rank (All Time): #84,391 of 105,732Top 80%
3 inventors
6 Patents All Time

Patents per Year

Patents granted per year, 1994 to 2012Bar chart with a peak of 1 patents in 1994.peak 11994: 1 patents19941999: 1 patents19992003: 1 patents20032006: 1 patents20062009: 1 patents20092012: 1 patents2012

Top Inventors at Iwei Technology Co. All Time

Showing 1–3 of 3 inventors

RankNamePatents
1 I-Chang Chang 4
2 Chang Chang 1
2 I Chang 1