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

Eldon P. Hoffman — 5 Patents

Tektronix: 5 patents #224 of 1,698Top 15%
Portland, OR: #2,826 of 9,213 inventorsTop 35%
Oregon: #7,391 of 28,073 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Eldon P. Hoffman has been granted 5 US patents while listed as an inventor at Tektronix. The first was granted in 1987 and the most recent in October 1995. Eldon P. Hoffman ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Eldon P. Hoffman in Portland, OR, US.

Patents per Year

Patents granted per year, 1987 to 1995Bar chart with a peak of 1 patents in 1987.peak 11987: 1 patents19871990: 1 patents19901991: 1 patents19911992: 1 patents19921995: 1 patents1995

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5455604 Ink jet printer architecture and method Ronald L. Adams, Charles L. Bradford, Edward F. Burke, Rodney B. Gilbert, James D. Rise +1 more 1995-10-03 $4,835,000
5083143 Rotational adjustment of an ink jet head 1992-01-21 $6,203,000
5067705 Printer sheet feed apparatus with single driver Arthur C. Van Horne, Paul D. Bakke 1991-11-26 $1,297,000
4943045 Printer sheet feed system Arthur C. Van Horne, Paul D. Bakke 1990-07-24 $3,325,000
4647770 Isolation mount for an optical encoder 1987-03-03 $577,000