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

Frank E. Kline — 3 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Houston, TX: #6,736 of 21,073 inventorsTop 35%
Texas: #41,402 of 125,132 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Frank E. Kline has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 1981 and the most recent in January 1994. Frank E. Kline ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Frank E. Kline in Houston, TX, US.

Patents per Year

Patents granted per year, 1981 to 1994Bar chart with a peak of 1 patents in 1981.peak 11981: 1 patents19811992: 1 patents19921994: 1 patents1994

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5279566 Protective assembly for hypodermic syringes Ronald S. Kline 1994-01-18
5174316 Method and apparatus for cleaning material recovered from soiled plastic containers, packaging and the like Roy R. Keller 1992-12-29 $497,000
D260965 Vacuum mounted bracket for electronic equipment or the like Jerry W. Harrison, James D. Koncak 1981-09-29