AS

Akira Sasame

Sumitomo Electric Industries: 15 patents #1,596 of 21,551Top 8%
📍 Kasai, JP: #563 of 5,842 inventorsTop 10%
Overall (All Time): #325,012 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
8097550 Spinel sintered body, light transmitting window and light transmitting lens Ken-ichiro Shibata, Akihito Fujii, Shigeru Nakayama 2012-01-17
7741238 Spinel sintered body, light transmitting window and light transmitting lens Ken-ichiro Shibata, Akihito Fujii, Shigeru Nakayama 2010-06-22
7180178 Semiconductor heat-dissipating substrate, and manufacturing method and package therefor Kouichi Takashima, Shin-ichi Yamagata, Yugaku Abe 2007-02-20
6979901 Semiconductor heat-dissipating substrate, and manufacturing method and package therefor Kouichi Takashima, Shin-ichi Yamagata, Yugaku Abe 2005-12-27
6783867 Member for semiconductor device using an aluminum nitride substrate material, and method of manufacturing the same Kazutaka Sasaki, Hirohiko Nakata, Mitsunori Kobayashi 2004-08-31
5998043 Member for semiconductor device using an aluminum nitride substrate material, and method of manufacturing the same Kazutaka Sasaki, Hirohiko Nakata, Mitsunori Kobayashi 1999-12-07
5529852 Aluminum nitride sintered body having a metallized coating layer on its surface Hitoyuki Sakanoue 1996-06-25
5292552 Method for forming metallized layer on an aluminum nitride sintered body Akira Yamakawa 1994-03-08
5190601 Surface structure of ceramics substrate and method of manufacturing the same Akira Yamakawa 1993-03-02
5134461 Ceramics substrate with an improved surface structure for electronic components Akira Yamakawa 1992-07-28
5085923 Heat-conductive aluminum nitride sintered body and method of manufacturing the same Akira Yamakawa, Masaya Miyake, Hitoyuki Sakanoue, Hisao Takeuchi, Koichi Sogabe 1992-02-04
5034357 Heat-conductive aluminum nitride sintered body and method of manufacturing the same Akira Yamakawa, Masaya Miyake, Hitoyuki Sakanoue, Hisao Takeuchi, Koichi Sogabe 1991-07-23
5010388 Connection structure between components for semiconductor apparatus Hitoyuki Sakanoue, Hisao Takeuchi, Masaya Miyake, Akira Yamakawa, Yasuhisa Yushio +1 more 1991-04-23
4965659 Member for a semiconductor structure Hitoyuki Sakanoue, Masaya Miyake, Akira Yamakawa 1990-10-23
4886709 Member for semiconductor apparatus Hitoyuki Sakanoue, Hisao Takeuchi, Masaya Miyake, Akira Yamakawa, Yasuhisa Yushio 1989-12-12