JK

Junichi Kasai

Fujitsu Limited: 57 patents #195 of 24,456Top 1%
Nissan Motor Co.: 20 patents #219 of 8,689Top 3%
SL Spansion Llc.: 17 patents #35 of 769Top 5%
KL Kyushu Fujitsu Electronics Limited: 12 patents #1 of 75Top 2%
FL Fujitsu Automation Limited: 7 patents #1 of 36Top 3%
Cypress Semiconductor: 5 patents #370 of 1,852Top 20%
CC Clarion Co.: 3 patents #176 of 721Top 25%
Micron: 1 patents #4,761 of 6,345Top 80%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
IL Isuzu Motors Limited: 1 patents #414 of 908Top 50%
NC Niles Parts Co.: 1 patents #72 of 137Top 55%
Overall (All Time): #14,018 of 4,157,543Top 1%
102
Patents All Time

Issued Patents All Time

Showing 51–75 of 102 patents

Patent #TitleCo-InventorsDate
5804467 Semiconductor device and method of producing the same Toshimi Kawahara, Shinya Nakaseko, Mitsunada Osawa, Shinichirou Taniguchi, Mayumi Osumi +2 more 1998-09-08
5801439 Semiconductor device and semiconductor device unit for a stack arrangement Tetsuya Fujisawa, Mitsutaka Sato, Masataka Mizukoshi, Kosuke Otokita, Hiroshi Yoshimura +4 more 1998-09-01
5786985 Semiconductor device and semiconductor device unit Norio Taniguchi, Kazuto Tsuji, Michio Sono, Masanori Yoshimoto, Katsuhiro Hayashida +5 more 1998-07-28
5773313 Semiconductor device and method of producing the same Mitsutaka Sato 1998-06-30
5760471 Semiconductor device having an inner lead extending over a central portion of a semiconductor device sealed in a plastic package and an outer lead exposed to the outside of a side face of the plastic package Tetsuya Fujisawa, Mitsutaka Sato, Masataka Mizukoshi, Kousuke Otokita, Hiroshi Yoshimura +4 more 1998-06-02
5750421 Semiconductor device, carrier for carrying semiconductor device, and method of testing and producing semiconductor device Kazuto Tsuji, Norio Taniguchi, Takashi Mashiko, Masao Sakuma, Yukio Saigo +2 more 1998-05-12
5747874 Semiconductor device, base member for semiconductor device and semiconductor device unit Masaaki Seki, Michio Sono, Ichiro Yamaguchi, Kazuhiko Mitobe, Lim Cheang Hai +5 more 1998-05-05
5736428 Process for manufacturing a semiconductor device having a stepped encapsulated package Kazuto Tsuji, Norio Taniguchi, Takashi Mashiko, Masao Sakuma, Yukio Saigo +2 more 1998-04-07
5684675 Semiconductor device unit having holder Norio Taniguchi, Kazuto Tsuji, Michio Sono, Masanori Yoshimoto 1997-11-04
5679978 Semiconductor device having resin gate hole through substrate for resin encapsulation Toshimi Kawahara, Shinya Nakaseko, Mitsunada Osawa, Shinichirou Taniguchi, Mayumi Osumi +2 more 1997-10-21
5666064 Semiconductor device, carrier for carrying semiconductor device, and method of testing and producing semiconductor device Kazuto Tsuji, Norio Taniguchi, Takashi Mashiko, Masao Sakuma, Yukio Saigo +2 more 1997-09-09
5643831 Process for forming solder balls on a plate having apertures using solder paste and transferring the solder balls to semiconductor device Masayuki Ochiai, Hidefumi Ueda, Michio Sono, Ichiro Yamaguchi, Kazuhiko Mitobe +6 more 1997-07-01
5637923 Semiconductor device, carrier for carrying semiconductor device Kazuto Tsuji, Norio Taniguchi, Takashi Mashiko, Masao Sakuma 1997-06-10
5637915 Semiconductor device affixed to an upper and a lower leadframe Mitsutaka Sato, Masanori Yoshimoto, Kouichi Takeshita 1997-06-10
5574310 Semiconductor package for surface mounting with reinforcing members on support legs Michio Sono, Masanori Yoshimoto, Kazuto Tsuji, Kouji Saito 1996-11-12
5569625 Process for manufacturing a plural stacked leadframe semiconductor device Yoshiyuki Yoneda, Kazuto Tsuji, Hideharu Sakoda 1996-10-29
5530292 Semiconductor device having a plurality of chips Masaki Waki, Tsuyoshi Aoki, Toshiyuki Honda, Hirotaka Sato 1996-06-25
5521432 Semiconductor device having improved leads comprising palladium plated nickel Kazuto Tsuji, Yoshiyuki Yoneda, Michio Sono 1996-05-28
5519251 Semiconductor device and method of producing the same Mitsutaka Sato 1996-05-21
5508565 Semiconductor device having a plurality of chips having identical circuit arrangement sealed in package Atsushi Hatakeyama, Fumio Baba, Mitsutaka Sato 1996-04-16
5475259 Semiconductor device and carrier for carrying semiconductor device Kazuto Tsuji, Norio Taniguchi, Takashi Mashiko, Masao Sakuma, Yukio Saigo +2 more 1995-12-12
5463253 Semiconductor device having a plurality of chips Masaki Waki, Tsuyoshi Aoki, Toshiyuki Honda, Hirotaka Sato 1995-10-31
5451815 Semiconductor device with surface mount package adapted for vertical mounting Norio Taniguchi, Kazuto Tsuji, Michio Sono 1995-09-19
5440170 Semiconductor device having a die pad with rounded edges and its manufacturing method Kazuto Tsuji, Yoshiyuki Yoneda 1995-08-08
5424251 Method of producing semiconductor device having radiation part made of resin containing insulator powders Michio Sono 1995-06-13