MS

Masaji Sakamura

SC Sanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
HE Hitachi Kokusai Electric: 2 patents #354 of 843Top 45%
SO Sony: 2 patents #12,963 of 25,231Top 55%
RE Renesas Electronics: 2 patents #1,855 of 4,529Top 45%
TL Tokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
UL Ulvac: 2 patents #199 of 680Top 30%
Canon: 2 patents #12,681 of 19,416Top 70%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
FL Fujitsu Semiconductor Limited: 1 patents #612 of 1,301Top 50%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
KC Kanto Denka Kogyo Co.: 1 patents #61 of 140Top 45%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
Overall (All Time): #1,235,043 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8277560 CVD apparatus and method of cleaning the CVD apparatus Katsuo Sakai, Seiji Okura, Kaoru Abe, Hitoshi Murata, Etsuo Wani +5 more 2012-10-02
8043438 Device for cleaning CVD device and method of cleaning CVD device Katsuo Sakai, Kaoru Abe, Seiji Okura, Hitoshi Murata, Kenji Kameda +2 more 2011-10-25
6274489 Manufacturing method of semiconductor apparatus Masahiro Ono, Toshiharu Matsuda 2001-08-14
5792695 Manufacturing method of a semiconductor eprom device Masahiro Ono, Toshiharu Matsuda 1998-08-11