JH

John Hammargren

SA Sandvik Mining And Construction Tools Ab: 5 patents #1 of 36Top 3%
ME Medtronic: 4 patents #2,074 of 6,325Top 35%
SA Sandvik Intellectual Property Ab: 3 patents #150 of 773Top 20%
Overall (All Time): #394,602 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12286842 Thread pitch 2025-04-29
12241313 Connection for percussion drilling Andreas Norman 2025-03-04
12098599 Shoulder protected drilling assembly 2024-09-24
12054991 Carved out drill bit 2024-08-06
12000213 Drill bit 2024-06-04
10626680 Percussive rock drill bit with flushing grooves Andreas Rindeskar 2020-04-21
9797202 Drill bit for rock drilling tool, and rock drilling tool Andreas Rindeskar 2017-10-24
D705827 Drill bit for percussive drilling Andreas Rindeskar 2014-05-27
5944680 Respiratory effort detection method and apparatus Mark A. Christopherson, Johann J. Neisz 1999-08-31
5697884 Cardiac assist device having circadian muscle simulation David E. Francischelli, Kendra K. Gealow, Johann J. Neisz 1997-12-16
5697952 Cardiac assist device having muscle augementation after confirmed arrhythmia and method David E. Francischelli, Johann J. Neisz, David K. L. Peterson, Koen J. Weijand 1997-12-16
5607385 Device and algorithm for a combined cardiomyostimulator and a cardiac pacer-carioverter-defibrillator David E. Francischelli, Kendra K. Gealow, Pierre A. Grandjean, Johann J. Neisz, David K. L. Peterson 1997-03-04