Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Howard N. Egan — 4 Patents

CTCreative Technology: 2 patents #118 of 358Top 35%
Santa Cruz, CA: #679 of 1,911 inventorsTop 40%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Howard N. Egan has been granted 4 US patents while listed as an inventor at Creative Technology. The first was granted in 1992 and the most recent in August 2005. Howard N. Egan ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Howard N. Egan in Santa Cruz, CA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6928433 Automatic hierarchical categorization of music by metadata Ron Goodman 2005-08-09 $2,444,000
6590730 System for managing power in a portable music player Andrei Veltchev, Girault W. Jones, Daniel Freeman 2003-07-08 $6,109,000
5220504 Evaluating properties of porous formations Gary R. Holzhausen, J. Jamie Goemez-Hernandez, Gregory S. Baker 1993-06-15
5081613 Method of identification of well damage and downhole irregularities Gary R. Holzhausen, Gregory S. Baker 1992-01-14