TT

Tetsujiro Tsunoda

KT Kabushiki Kaisha Toshiba: 24 patents #1,154 of 21,451Top 6%
Mitsubishi Electric: 12 patents #2,296 of 25,717Top 9%
Overall (All Time): #92,930 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 1–25 of 36 patents

Patent #TitleCo-InventorsDate
11901416 Semiconductor device 2024-02-13
10389229 Power module 2019-08-20
10354940 Semiconductor device Toru Ichimura 2019-07-16
9735226 Power module Toshinari HIRAI, Toru Ichimura, Masanori Yamamoto, Hiroshi Fujita 2017-08-15
9153502 Semiconductor chip testing method and semiconductor chip testing device Takuya Hamaguchi, Shoko Kanazawa 2015-10-06
8803278 Semiconductor device Yasuo ATA, Takahiro Okuno 2014-08-12
8390097 Insulated gate bipolar transistor having contact region with variable width Takuya Hamaguchi, Hideki Haruguchi 2013-03-05
8129818 Power device Shigeo Tooi 2012-03-06
7872337 Semiconductor device having a flexible board for connection to a semiconductor chip mounted on an insulating substrate 2011-01-18
7777249 Semiconductor device with enhanced switching speed and method for manufacturing the same Takuya Hamaguchi, Hideki Haruguchi 2010-08-17
7772669 Semiconductor device having an improved structure for high withstand voltage Shigeo Tooi 2010-08-10
RE41181 Manufacturing method of semiconductor device Toru Takeda 2010-03-30
7675113 Insulated gate transistor Shunsuke Sakamoto, Eisuke Suekawa 2010-03-09
7091554 Semiconductor device Hiroki Muraoka, Hidetoshi Nakanishi, Shinichi Umekawa 2006-08-15
D476622 Portion of a power converter Masaru Ando, Kazunari Nishitani, Yoshikatsu Nagashima, Nobuhiro Shingai 2003-07-01
D475012 Portion of a power converter Masaru Ando, Kazunari Nishitani, Yoshikatsu Nagashima, Nobuhiro Shingai 2003-05-27
D467869 Portion of power converter Masaru Ando, Kazunari Nishitani, Yoshikatsu Nagashima, Nobuhiro Shingai 2002-12-31
D466076 Power converter Yoshikatsu Nagashima, Nobuhiro Shingai, Jun Onodera, Kazunari Nishitani 2002-11-26
D464618 Power converter Masaru Ando, Kazunobu Nishitani, Yoshikatsu Nagashima, Nobuhiro Shingai 2002-10-22
6417532 Power semiconductor module for use in power conversion units with downsizing requirements Satoshi Nakao, Kaoru Imamura, Shinichi Umekawa 2002-07-09
6346464 Manufacturing method of semiconductor device Toru Takeda 2002-02-12
6060772 Power semiconductor module with a plurality of semiconductor chips Hidekazu Sugawara, Satoshi Nakao 2000-05-09
6002153 MOS type semiconductor device with a current detecting function Takahiro Ito, Masakatsu Takashita 1999-12-14
5488256 Semiconductor device with interconnect substrates 1996-01-30
5466969 Intelligent power device module 1995-11-14