YT

Yutaka Tsukada

IBM: 20 patents #5,451 of 70,183Top 8%
Kyocera: 4 patents #773 of 3,732Top 25%
JU Juki: 1 patents #119 of 281Top 45%
TL Teijin Limited: 1 patents #850 of 1,631Top 55%
Overall (All Time): #150,946 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 25 most recent of 26 patents

Patent #TitleCo-InventorsDate
12378711 Sewing management system 2025-08-05
9772462 Via for electrical contact passing through layers of optical waveguide in multilayer structure including electrical substrate and laminated layers of optical waveguide Hirokazu Noma, Keishi Okamoto, Masao Tokunari, Kazushige Toriyama 2017-09-26
9354408 Via for electrical contact passing through layers of optical waveguide in multilayer structure including electrical substrate and laminated layers of optical waveguide Hirokazu Noma, Keishi Okamoto, Masao Tokunari, Kazushige Toriyama 2016-05-31
8971678 Spacer resin pattern helping to reduce optical coupling loss in optical waveguide for light-emitting element or light-receiving element on semiconductor Daiju Nakano, Masao Tokunari, Kazushige Toriyama 2015-03-03
8446734 Circuit board and mounting structure Katsura Hayashi, Kimihiro Yamanaka, Masaharu Shirai, Isamu Kirikihira 2013-05-21
8284557 Circuit board, mounting structure, and method for manufacturing circuit board Kimihiro Yamanaka, Kenji Terada 2012-10-09
8129623 Resin film, adhesive sheet, circuit board, and electronic apparatus Tadashi Nagasawa, Masaharu Shirai, Kenji Kume 2012-03-06
8045829 Optical waveguide member, optical wiring board, optical wiring module and method for manufacturing optical waveguide member and optical wiring board Katsura Hayashi 2011-10-25
6985362 Printed circuit board and electronic package using same Hiroyuki Mori, Kimihiro Yamanaka 2006-01-10
6667559 Ball grid array module and method of manufacturing same Kimihiro Yamanaka 2003-12-23
6551697 Printed circuit board, method of making same, and photomask for use in the method Shinji Yamada 2003-04-22
6427898 Solder bump forming method and apparatus Yohji Maeda 2002-08-06
6378201 Method for making a printed circuit board Shuhei Tsuchida 2002-04-30
6273328 Solder bump forming method and apparatus Yohji Maeda 2001-08-14
5956843 Multilayer printed wiring board and method of making same Shogo Mizumoto 1999-09-28
5883335 Electrical connection substrate having a through hole for connecting a chip to an opposite surface of the substrate Shogo Mizumoto 1999-03-16
5878942 Soldering method and soldering apparatus Yasushi Kodama, Shuhei Tsuchita, Yasumitsu Orii, Hideo Ohkuma 1999-03-09
5784781 Manufacturing process for organic chip carrier Masaharu Shirai, Kenji Terada, Shuhei Tsuchita 1998-07-28
5776662 Method for fabricating a chip carrier with migration barrier, and resulating chip carrier Masaharu Shirai 1998-07-07
5662987 Multilayer printed wiring board and method of making same Shogo Mizumoto 1997-09-02
5488200 Interconnect structure with replaced semiconductor chips 1996-01-30
5470796 Electronic package with lead wire connections and method of making same Yasukazu Kobayakawa, Yoji Maeda, Shuhei Tsuchita 1995-11-28
5451721 Multilayer printed circuit board and method for fabricating same Shuhei Tsuchida 1995-09-19
5444299 Electronic package with lead wire connections Yasukazu Kobayakawa, Yoji Maeda, Shuhei Tsuchita 1995-08-22
5355580 Method for replacing semiconductor chips 1994-10-18