JB

Jacob Hendrik Botma

U.S. Philips: 5 patents #914 of 8,851Top 15%
Koniniklijke Philips N.V.: 3 patents #2,122 of 7,486Top 30%
Philips: 1 patents #3,761 of 7,731Top 50%
Overall (All Time): #564,154 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10766154 System and method for treating a part of a body Kin Fatt Phoon 2020-09-08
10317849 Tap sensitive alarm clock Schelte Heeringa, Roelof Jan Wind, Frans Wiebe Rozeboom, Hielke Simon Van Oostrum, Michiel Allan Aurelius Schallig +1 more 2019-06-11
8908478 Tap sensitive alarm clock Schelte Heeringa, Roelof Jan Wind, Frans Wiebe Rozeboom, Hielke Simon Van Oostrum, Michiel Allan Aurelius Schallig +1 more 2014-12-09
6427580 Device for heating a liquid, and deep-frying vessel with such a device Jan H. Benedictus, Klaas Kooyker 2002-08-06
6084216 Heating vessel and method of controlling the heating element of such a vessel Sander Slegt, Hendricus J. Duipmans, Tjerk Kornelis Bij De Leij 2000-07-04
6051818 Electric toaster with asymmetric heating effect Roelf Van Der Wal, Wai H. E. Li, Lawrence Lai, Peter Sofrides Viet 2000-04-18
6016261 Switching voltage converter with synchronous rectification Johannes A. De Wit, Wilhelmus G. M. Ettes, Roelf Van Der Wal 2000-01-18
5819637 Toaster having heating elements whose heating area depends on the slice size Roelf Van Der Wal, Klaas Jacob Lulofs 1998-10-13
5758567 Toaster with mains-power-on safety device Roelf Van Der Wal 1998-06-02