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

Berthold Kessler — 4 Patents

IPIpg Photonics: 2 patents #80 of 217Top 40%
PKPrecitec Gmbh & Co. Kg: 1 patents #19 of 42Top 50%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Berthold Kessler has been granted 4 US patents while listed as an inventor at Ipg Photonics. The first was granted in 1999 and the most recent in April 2016. Berthold Kessler ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Berthold Kessler in Burbach, TX, DE.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9314874 Method for eye-safe laser welding Henbert Heinz 2016-04-19 $34,971,000
8766136 Laser welding tool Heribert Heinz 2014-07-01 $22,711,000
6621047 Method and sensor device for monitoring a laser machining operation to be performed on a work piece as well as laser machining head with a sensor device of the kind Bert Schurmann 2003-09-16
6000191 Structure for raising a hinged roof 1999-12-14 $5,536,000