ET

Eiji Takegami

Tdk: 11 patents #551 of 3,796Top 15%
DK Densei-Lambda Kabushiki Kaisha: 3 patents #2 of 5Top 40%
TD Tdk-Lambda: 3 patents #6 of 36Top 20%
CC Campus Creat Co.: 1 patents #3 of 20Top 15%
NC Nippon Electric Industry Co.: 1 patents #5 of 23Top 25%
UE University Of Electro-Communications: 1 patents #47 of 199Top 25%
Overall (All Time): #231,454 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12413151 Power conversion system with increased detection accuracy 2025-09-09
11165361 Power supply and medical system 2021-11-02
11050343 Power supply and medical system 2021-06-29
11011993 Power supply and medical system 2021-05-18
10454374 Power supply Tomokazu Ikarashi 2019-10-22
9899927 Control device and control method for power supply device 2018-02-20
9093908 Bidirectional DC-DC converter and method of controlling bidirectional DC-DC converter 2015-07-28
8929098 DC-DC converter 2015-01-06
8885370 Current-fed isolation converter 2014-11-11
8830700 DC-DC converter and method for controlling DC-DC converter 2014-09-09
8830701 DC-DC converter 2014-09-09
8817490 DC-DC converter Jun Kawakami, Takeshi Kamono 2014-08-26
8285400 Digital controller for controlling output voltage under large variations in load and supply voltage Kouji Higuchi, Kazushi Nakano, Tatsuyoshi Kajikawa, Kazushi Watanabe, Satoshi Tomioka 2012-10-09
8099199 Digital controller Kazushi Watanabe, Satoshi Tomioka, Kouji Higuchi, Kazushi Nakano, Tatsuyoshi Kajikawa 2012-01-17
7620462 Robust digital controller and its designing device Kouji Higuchi, Kazushi Nakano, Tatsuyoshi Kajikawa, Kazushi Watanabe, Satoshi Tomioka 2009-11-17
7292081 Pulse generator 2007-11-06
6671190 DC/DC converter 2003-12-30
6580626 Switching power supply 2003-06-17
6061254 Forward converter with active clamp circuit 2000-05-09