YS

Yasushi Sakai

FC Fuji Electric Co.: 16 patents #126 of 2,643Top 5%
FC Fuji Electric Device Technology Co.: 11 patents #1 of 205Top 1%
HO Hoya: 7 patents #167 of 1,290Top 15%
KC Kyowa Hakko Bio Co.: 6 patents #10 of 123Top 9%
KC Kyowa Hakko Kogyo Co.: 4 patents #233 of 943Top 25%
SC Sekisui Polymatech Co.: 3 patents #7 of 38Top 20%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
Canon: 2 patents #12,681 of 19,416Top 70%
TO Tosoh: 2 patents #354 of 1,042Top 35%
TC Toyo Soda Manufacturing Co.: 2 patents #85 of 272Top 35%
FL Fujitsu Semiconductor Limited: 1 patents #612 of 1,301Top 50%
RI Riken: 1 patents #679 of 1,824Top 40%
PC Polymatech Co.: 1 patents #43 of 84Top 55%
📍 Tsukuba, JP: #19 of 2,818 inventorsTop 1%
Overall (All Time): #40,323 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 26–50 of 59 patents

Patent #TitleCo-InventorsDate
7494726 Perpendicular magnetic recording medium, method of manufacturing same, and magnetic recording device Sadayuki Watanabe 2009-02-24
7407685 Magnetic recording medium and the method of manufacturing the same Sadayuki Watanbe 2008-08-05
7404635 Holding structure of spectacle lens, repair method for the same, and spectacles 2008-07-29
7361419 Substrate for a perpendicular magnetic recording medium, perpendicular magnetic recording medium, and manufacturing methods thereof Hiroyuki Uwazumi, Mitsuo Masuda, Norihiko Nakajima 2008-04-22
7332522 Liver function protecting or ameliorating agent Shun Kayahashi, Erika Hashizume, Ryusuke Nakagiri 2008-02-19
7332194 Perpendicular magnetic recording medium and method of manufacturing thereof Shunji Takenoiri 2008-02-19
7311983 Perpendicular magnetic recording medium and a method for manufacturing the same Sadayuki Watanabe, Hiroyuki Uwazumi 2007-12-25
7249844 Holding structure of spectacle lens, repair method for the same, and spectacles 2007-07-31
7150895 Method of producing a magnetic recording medium and a magnetic recording medium formed thereby Sadayuki Watanabe 2006-12-19
7147942 Perpendicular magnetic recording medium and method of manufacturing the same and product thereof Hiroyuki Uwazumi, Tadaaki Oikawa, Miyabi Nakamura 2006-12-12
7067206 Perpendicular magnetic recording medium and a method of manufacturing the same Hiroyuki Uwazumi, Tadaaki Oikawa, Miyabi Nakamura 2006-06-27
7045225 Perpendicular magnetic recording medium and manufacturing method thereof Sadayuki Watanabe 2006-05-16
7042849 Method and device for controlling data transmission 2006-05-09
6913837 Perpendicular magnetic recording medium and fabrication method thereof Hiroyuki Uwazumi, Kazuo Enomoto, Sadayuki Watanabe 2005-07-05
6863951 Film key sheet and method of manufacturing the same 2005-03-08
6858320 Perpendicular magnetic recording medium Shunji Takenoiri 2005-02-22
6794028 Perpendicular magnetic recording medium and a method of manufacturing the same Hiroyuki Uwazumi, Tadaaki Oikawa, Miyabi Nakamura 2004-09-21
6787252 Perpendicular magnetic recording medium Sadayuki Watanabe 2004-09-07
6784419 Electromagnetic wave absorber Toshikatsu Hayashi 2004-08-31
6764721 Manufacturing method for a perpendicular magnetic recording medium Hiroyuki Uwazumi, Toyoji Ataka 2004-07-20
6736506 Eyeglasses made-to-order system Yukihiro Izumitani, Toshihisa Akaba, Isao Iizuka, Shigeru Watanabe 2004-05-18
6732262 Method and system for controlling reset of IEEE 1394 network 2004-05-04
6706318 Method of manufacturing a perpendicular magnetic recording medium Shunji Takenoiri 2004-03-16
6667117 Perpendicular magnetic recording medium and a manufacturing method for the same Hiroyuki Uwazumi, Toyoji Ataka 2003-12-23
6665810 Interface controller that controls the rate at which data is transfer based on the destination address of the data 2003-12-16