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USPTO Patent Rankings Data through Dec 31, 2025
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Leo Kool — 2 Patents

U.S. Philips: 2 patents #2,558 of 8,851Top 30%
Apeldoorn, NL: #36 of 165 inventorsTop 25%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Leo Kool has been granted 2 US patents while listed as an inventor at U.S. Philips. All of these patents were granted in 1999. Leo Kool ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Leo Kool in Apeldoorn, NL.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5953644 Microwave transmission system Ian Clarke 1999-09-14
5903609 Transmission system using transmitter with phase modulator and frequency multiplier Wilhelmus H. G. Deguelle, Johannes Yzebrand Tichelaar 1999-05-11